237649720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 256

約数和(自身を含む): 729907200

約数和(自身を除く): 492257480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 40, 44, 55, 56, 62, 70, 76, 77, 88, 95, 110, 124, 131, 133, 140, 152, 154, 155, 190, 209, 217, 220, 248, 262, 266, 280, 308, 310, 341, 380, 385, 418, 434, 440, 524, 532, 589, 616, 620, 655, 665, 682, 760, 770, 836, 868, 917, 1045, 1048, 1064, 1085, 1178, 1240, 1310, 1330, 1364, 1441, 1463, 1540, 1672, 1705, 1736, 1834, 2090, 2170, 2356, 2387, 2489, 2620, 2660, 2728, 2882, 2926, 2945, 3080, 3410, 3668, 4061, 4123, 4180, 4340, 4585, 4712, 4774, 4978, 5240, 5320, 5764, 5852, 5890, 6479, 6820, 7205, 7315, 7336, 8122, 8246, 8360, 8680, 9170, 9548, 9956, 10087, 11528, 11704, 11780, 11935, 12445, 12958, 13640, 14410, 14630, 16244, 16492, 17423, 18340, 19096, 19912, 20174, 20305, 20615, 23560, 23870, 24890, 25916, 27379, 28427, 28820, 29260, 32395, 32488, 32984, 34846, 36680, 40348, 40610, 41230, 44671, 45353, 47740, 49780, 50435, 51832, 54758, 56854, 57640, 58520, 64790, 69692, 77159, 80696, 81220, 82460, 87115, 89342, 90706, 95480, 99560, 100870, 109516, 113708, 129580, 136895, 139384, 142135, 154318, 162440, 164920, 174230, 178684, 181412, 191653, 201740, 219032, 223355, 226765, 227416, 259160, 273790, 284270, 308636, 312697, 348460, 357368, 362824, 383306, 385795, 403480, 446710, 453530, 540113, 547580, 568540, 617272, 625394, 696920, 766612, 771590, 848749, 893420, 907060, 958265, 1080226, 1095160, 1137080, 1250788, 1533224, 1543180, 1563485, 1697498, 1786840, 1814120, 1916530, 2160452, 2501576, 2700565, 3086360, 3126970, 3394996, 3833060, 4243745, 4320904, 5401130, 5941243, 6253940, 6789992, 7666120, 8487490, 10802260, 11882486, 12507880, 16974980, 21604520, 23764972, 29706215, 33949960, 47529944, 59412430, 118824860, 237649720]

約数ペア:

[(1, 237649720), (2, 118824860), (4, 59412430), (5, 47529944), (7, 33949960), (8, 29706215), (10, 23764972), (11, 21604520), (14, 16974980), (19, 12507880), (20, 11882486), (22, 10802260), (28, 8487490), (31, 7666120), (35, 6789992), (38, 6253940), (40, 5941243), (44, 5401130), (55, 4320904), (56, 4243745), (62, 3833060), (70, 3394996), (76, 3126970), (77, 3086360), (88, 2700565), (95, 2501576), (110, 2160452), (124, 1916530), (131, 1814120), (133, 1786840), (140, 1697498), (152, 1563485), (154, 1543180), (155, 1533224), (190, 1250788), (209, 1137080), (217, 1095160), (220, 1080226), (248, 958265), (262, 907060), (266, 893420), (280, 848749), (308, 771590), (310, 766612), (341, 696920), (380, 625394), (385, 617272), (418, 568540), (434, 547580), (440, 540113), (524, 453530), (532, 446710), (589, 403480), (616, 385795), (620, 383306), (655, 362824), (665, 357368), (682, 348460), (760, 312697), (770, 308636), (836, 284270), (868, 273790), (917, 259160), (1045, 227416), (1048, 226765), (1064, 223355), (1085, 219032), (1178, 201740), (1240, 191653), (1310, 181412), (1330, 178684), (1364, 174230), (1441, 164920), (1463, 162440), (1540, 154318), (1672, 142135), (1705, 139384), (1736, 136895), (1834, 129580), (2090, 113708), (2170, 109516), (2356, 100870), (2387, 99560), (2489, 95480), (2620, 90706), (2660, 89342), (2728, 87115), (2882, 82460), (2926, 81220), (2945, 80696), (3080, 77159), (3410, 69692), (3668, 64790), (4061, 58520), (4123, 57640), (4180, 56854), (4340, 54758), (4585, 51832), (4712, 50435), (4774, 49780), (4978, 47740), (5240, 45353), (5320, 44671), (5764, 41230), (5852, 40610), (5890, 40348), (6479, 36680), (6820, 34846), (7205, 32984), (7315, 32488), (7336, 32395), (8122, 29260), (8246, 28820), (8360, 28427), (8680, 27379), (9170, 25916), (9548, 24890), (9956, 23870), (10087, 23560), (11528, 20615), (11704, 20305), (11780, 20174), (11935, 19912), (12445, 19096), (12958, 18340), (13640, 17423), (14410, 16492), (14630, 16244)]