18255728880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{19949}}^1$

素因数の和:20040

約数の個数: 240

約数和(自身を含む): 64833350400

約数和(自身を除く): 46577621520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 41, 45, 48, 60, 62, 72, 80, 82, 90, 93, 120, 123, 124, 144, 155, 164, 180, 186, 205, 240, 246, 248, 279, 310, 328, 360, 369, 372, 410, 465, 492, 496, 558, 615, 620, 656, 720, 738, 744, 820, 930, 984, 1116, 1230, 1240, 1271, 1395, 1476, 1488, 1640, 1845, 1860, 1968, 2232, 2460, 2480, 2542, 2790, 2952, 3280, 3690, 3720, 3813, 4464, 4920, 5084, 5580, 5904, 6355, 7380, 7440, 7626, 9840, 10168, 11160, 11439, 12710, 14760, 15252, 19065, 19949, 20336, 22320, 22878, 25420, 29520, 30504, 38130, 39898, 45756, 50840, 57195, 59847, 61008, 76260, 79796, 91512, 99745, 101680, 114390, 119694, 152520, 159592, 179541, 183024, 199490, 228780, 239388, 299235, 305040, 319184, 359082, 398980, 457560, 478776, 598470, 618419, 718164, 797960, 817909, 897705, 915120, 957552, 1196940, 1236838, 1436328, 1595920, 1635818, 1795410, 1855257, 2393880, 2453727, 2473676, 2872656, 3092095, 3271636, 3590820, 3710514, 4089545, 4787760, 4907454, 4947352, 5565771, 6184190, 6543272, 7181640, 7361181, 7421028, 8179090, 9276285, 9814908, 9894704, 11131542, 12268635, 12368380, 13086544, 14363280, 14722362, 14842056, 16358180, 18552570, 19629816, 22263084, 24537270, 24736760, 25355179, 27828855, 29444724, 29684112, 32716360, 36805905, 37105140, 39259632, 44526168, 49074540, 49473520, 50710358, 55657710, 58889448, 65432720, 73611810, 74210280, 76065537, 89052336, 98149080, 101420716, 111315420, 117778896, 126775895, 147223620, 148420560, 152131074, 196298160, 202841432, 222630840, 228196611, 253551790, 294447240, 304262148, 380327685, 405682864, 445261680, 456393222, 507103580, 588894480, 608524296, 760655370, 912786444, 1014207160, 1140983055, 1217048592, 1521310740, 1825572888, 2028414320, 2281966110, 3042621480, 3651145776, 4563932220, 6085242960, 9127864440, 18255728880]

約数ペア:

[(1, 18255728880), (2, 9127864440), (3, 6085242960), (4, 4563932220), (5, 3651145776), (6, 3042621480), (8, 2281966110), (9, 2028414320), (10, 1825572888), (12, 1521310740), (15, 1217048592), (16, 1140983055), (18, 1014207160), (20, 912786444), (24, 760655370), (30, 608524296), (31, 588894480), (36, 507103580), (40, 456393222), (41, 445261680), (45, 405682864), (48, 380327685), (60, 304262148), (62, 294447240), (72, 253551790), (80, 228196611), (82, 222630840), (90, 202841432), (93, 196298160), (120, 152131074), (123, 148420560), (124, 147223620), (144, 126775895), (155, 117778896), (164, 111315420), (180, 101420716), (186, 98149080), (205, 89052336), (240, 76065537), (246, 74210280), (248, 73611810), (279, 65432720), (310, 58889448), (328, 55657710), (360, 50710358), (369, 49473520), (372, 49074540), (410, 44526168), (465, 39259632), (492, 37105140), (496, 36805905), (558, 32716360), (615, 29684112), (620, 29444724), (656, 27828855), (720, 25355179), (738, 24736760), (744, 24537270), (820, 22263084), (930, 19629816), (984, 18552570), (1116, 16358180), (1230, 14842056), (1240, 14722362), (1271, 14363280), (1395, 13086544), (1476, 12368380), (1488, 12268635), (1640, 11131542), (1845, 9894704), (1860, 9814908), (1968, 9276285), (2232, 8179090), (2460, 7421028), (2480, 7361181), (2542, 7181640), (2790, 6543272), (2952, 6184190), (3280, 5565771), (3690, 4947352), (3720, 4907454), (3813, 4787760), (4464, 4089545), (4920, 3710514), (5084, 3590820), (5580, 3271636), (5904, 3092095), (6355, 2872656), (7380, 2473676), (7440, 2453727), (7626, 2393880), (9840, 1855257), (10168, 1795410), (11160, 1635818), (11439, 1595920), (12710, 1436328), (14760, 1236838), (15252, 1196940), (19065, 957552), (19949, 915120), (20336, 897705), (22320, 817909), (22878, 797960), (25420, 718164), (29520, 618419), (30504, 598470), (38130, 478776), (39898, 457560), (45756, 398980), (50840, 359082), (57195, 319184), (59847, 305040), (61008, 299235), (76260, 239388), (79796, 228780), (91512, 199490), (99745, 183024), (101680, 179541), (114390, 159592), (119694, 152520)]