15238937840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1$

素因数の和:1100

約数の個数: 320

約数和(自身を含む): 44979978240

約数和(自身を除く): 29741040400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 35, 38, 40, 47, 56, 62, 70, 76, 80, 94, 95, 112, 124, 133, 140, 152, 155, 188, 190, 217, 235, 248, 266, 280, 304, 310, 329, 376, 380, 434, 470, 496, 532, 560, 589, 620, 658, 665, 752, 760, 868, 893, 940, 983, 1064, 1085, 1178, 1240, 1316, 1330, 1457, 1520, 1645, 1736, 1786, 1880, 1966, 2128, 2170, 2356, 2480, 2632, 2660, 2914, 2945, 3290, 3472, 3572, 3760, 3932, 4123, 4340, 4465, 4712, 4915, 5264, 5320, 5828, 5890, 6251, 6580, 6881, 7144, 7285, 7864, 8246, 8680, 8930, 9424, 9830, 10199, 10640, 11656, 11780, 12502, 13160, 13762, 14288, 14570, 15728, 16492, 17360, 17860, 18677, 19660, 20398, 20615, 23312, 23560, 25004, 26320, 27524, 27683, 29140, 30473, 31255, 32984, 34405, 35720, 37354, 39320, 40796, 41230, 46201, 47120, 50008, 50995, 55048, 55366, 58280, 60946, 62510, 65968, 68810, 71440, 74708, 78640, 81592, 82460, 92402, 93385, 100016, 101990, 110096, 110732, 116560, 121892, 125020, 130739, 137620, 138415, 149416, 152365, 163184, 164920, 184804, 186770, 193781, 203980, 213311, 221464, 231005, 243784, 250040, 261478, 275240, 276830, 298832, 304730, 323407, 329840, 369608, 373540, 387562, 407960, 426622, 442928, 462010, 487568, 500080, 522956, 550480, 553660, 578987, 609460, 646814, 653695, 739216, 747080, 775124, 815920, 853244, 877819, 924020, 968905, 1045912, 1066555, 1107320, 1157974, 1218920, 1293628, 1307390, 1432231, 1494160, 1550248, 1617035, 1706488, 1755638, 1848040, 1937810, 2091824, 2133110, 2214640, 2315948, 2437840, 2587256, 2614780, 2864462, 2894935, 3100496, 3234070, 3412976, 3511276, 3696080, 3875620, 4052909, 4266220, 4389095, 4631896, 5174512, 5229560, 5728924, 5789870, 6144733, 6468140, 7022552, 7161155, 7751240, 8105818, 8532440, 8778190, 9263792, 10025617, 10459120, 11457848, 11579740, 12289466, 12936280, 14045104, 14322310, 15502480, 16211636, 17064880, 17556380, 20051234, 20264545, 22915696, 23159480, 24578932, 25872560, 27212389, 28644620, 30723665, 32423272, 35112760, 40102468, 40529090, 46318960, 49157864, 50128085, 54424778, 57289240, 61447330, 64846544, 70225520, 80204936, 81058180, 98315728, 100256170, 108849556, 114578480, 122894660, 136061945, 160409872, 162116360, 190486723, 200512340, 217699112, 245789320, 272123890, 324232720, 380973446, 401024680, 435398224, 491578640, 544247780, 761946892, 802049360, 952433615, 1088495560, 1523893784, 1904867230, 2176991120, 3047787568, 3809734460, 7619468920, 15238937840]

約数ペア:

[(1, 15238937840), (2, 7619468920), (4, 3809734460), (5, 3047787568), (7, 2176991120), (8, 1904867230), (10, 1523893784), (14, 1088495560), (16, 952433615), (19, 802049360), (20, 761946892), (28, 544247780), (31, 491578640), (35, 435398224), (38, 401024680), (40, 380973446), (47, 324232720), (56, 272123890), (62, 245789320), (70, 217699112), (76, 200512340), (80, 190486723), (94, 162116360), (95, 160409872), (112, 136061945), (124, 122894660), (133, 114578480), (140, 108849556), (152, 100256170), (155, 98315728), (188, 81058180), (190, 80204936), (217, 70225520), (235, 64846544), (248, 61447330), (266, 57289240), (280, 54424778), (304, 50128085), (310, 49157864), (329, 46318960), (376, 40529090), (380, 40102468), (434, 35112760), (470, 32423272), (496, 30723665), (532, 28644620), (560, 27212389), (589, 25872560), (620, 24578932), (658, 23159480), (665, 22915696), (752, 20264545), (760, 20051234), (868, 17556380), (893, 17064880), (940, 16211636), (983, 15502480), (1064, 14322310), (1085, 14045104), (1178, 12936280), (1240, 12289466), (1316, 11579740), (1330, 11457848), (1457, 10459120), (1520, 10025617), (1645, 9263792), (1736, 8778190), (1786, 8532440), (1880, 8105818), (1966, 7751240), (2128, 7161155), (2170, 7022552), (2356, 6468140), (2480, 6144733), (2632, 5789870), (2660, 5728924), (2914, 5229560), (2945, 5174512), (3290, 4631896), (3472, 4389095), (3572, 4266220), (3760, 4052909), (3932, 3875620), (4123, 3696080), (4340, 3511276), (4465, 3412976), (4712, 3234070), (4915, 3100496), (5264, 2894935), (5320, 2864462), (5828, 2614780), (5890, 2587256), (6251, 2437840), (6580, 2315948), (6881, 2214640), (7144, 2133110), (7285, 2091824), (7864, 1937810), (8246, 1848040), (8680, 1755638), (8930, 1706488), (9424, 1617035), (9830, 1550248), (10199, 1494160), (10640, 1432231), (11656, 1307390), (11780, 1293628), (12502, 1218920), (13160, 1157974), (13762, 1107320), (14288, 1066555), (14570, 1045912), (15728, 968905), (16492, 924020), (17360, 877819), (17860, 853244), (18677, 815920), (19660, 775124), (20398, 747080), (20615, 739216), (23312, 653695), (23560, 646814), (25004, 609460), (26320, 578987), (27524, 553660), (27683, 550480), (29140, 522956), (30473, 500080), (31255, 487568), (32984, 462010), (34405, 442928), (35720, 426622), (37354, 407960), (39320, 387562), (40796, 373540), (41230, 369608), (46201, 329840), (47120, 323407), (50008, 304730), (50995, 298832), (55048, 276830), (55366, 275240), (58280, 261478), (60946, 250040), (62510, 243784), (65968, 231005), (68810, 221464), (71440, 213311), (74708, 203980), (78640, 193781), (81592, 186770), (82460, 184804), (92402, 164920), (93385, 163184), (100016, 152365), (101990, 149416), (110096, 138415), (110732, 137620), (116560, 130739), (121892, 125020)]