1520658720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{587}}^1$

素因数の和:872

約数の個数: 288

約数和(自身を含む): 5963787648

約数和(自身を除く): 4443128928

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 257, 280, 288, 315, 336, 360, 420, 480, 504, 514, 560, 587, 630, 672, 720, 771, 840, 1008, 1028, 1120, 1174, 1260, 1285, 1440, 1542, 1680, 1761, 1799, 2016, 2056, 2313, 2348, 2520, 2570, 2935, 3084, 3360, 3522, 3598, 3855, 4109, 4112, 4626, 4696, 5040, 5140, 5283, 5397, 5870, 6168, 7044, 7196, 7710, 8218, 8224, 8805, 8995, 9252, 9392, 10080, 10280, 10566, 10794, 11565, 11740, 12327, 12336, 14088, 14392, 15420, 16191, 16436, 17610, 17990, 18504, 18784, 20545, 20560, 21132, 21588, 23130, 23480, 24654, 24672, 26415, 26985, 28176, 28784, 30840, 32382, 32872, 35220, 35980, 36981, 37008, 41090, 41120, 42264, 43176, 46260, 46960, 49308, 52830, 53970, 56352, 57568, 61635, 61680, 64764, 65744, 70440, 71960, 73962, 74016, 80955, 82180, 84528, 86352, 92520, 93920, 98616, 105660, 107940, 123270, 123360, 129528, 131488, 140880, 143920, 147924, 150859, 161910, 164360, 169056, 172704, 184905, 185040, 197232, 211320, 215880, 246540, 259056, 281760, 287840, 295848, 301718, 323820, 328720, 369810, 370080, 394464, 422640, 431760, 452577, 493080, 518112, 591696, 603436, 647640, 657440, 739620, 754295, 845280, 863520, 905154, 986160, 1056013, 1183392, 1206872, 1295280, 1357731, 1479240, 1508590, 1810308, 1972320, 2112026, 2262885, 2413744, 2590560, 2715462, 2958480, 3017180, 3168039, 3620616, 4224052, 4525770, 4827488, 5280065, 5430924, 5916960, 6034360, 6336078, 6788655, 7241232, 8448104, 9051540, 9504117, 10560130, 10861848, 12068720, 12672156, 13577310, 14482464, 15840195, 16896208, 18103080, 19008234, 21120260, 21723696, 24137440, 25344312, 27154620, 31680390, 33792416, 36206160, 38016468, 42240520, 43447392, 47520585, 50688624, 54309240, 63360780, 72412320, 76032936, 84481040, 95041170, 101377248, 108618480, 126721560, 152065872, 168962080, 190082340, 217236960, 253443120, 304131744, 380164680, 506886240, 760329360, 1520658720]

約数ペア:

[(1, 1520658720), (2, 760329360), (3, 506886240), (4, 380164680), (5, 304131744), (6, 253443120), (7, 217236960), (8, 190082340), (9, 168962080), (10, 152065872), (12, 126721560), (14, 108618480), (15, 101377248), (16, 95041170), (18, 84481040), (20, 76032936), (21, 72412320), (24, 63360780), (28, 54309240), (30, 50688624), (32, 47520585), (35, 43447392), (36, 42240520), (40, 38016468), (42, 36206160), (45, 33792416), (48, 31680390), (56, 27154620), (60, 25344312), (63, 24137440), (70, 21723696), (72, 21120260), (80, 19008234), (84, 18103080), (90, 16896208), (96, 15840195), (105, 14482464), (112, 13577310), (120, 12672156), (126, 12068720), (140, 10861848), (144, 10560130), (160, 9504117), (168, 9051540), (180, 8448104), (210, 7241232), (224, 6788655), (240, 6336078), (252, 6034360), (257, 5916960), (280, 5430924), (288, 5280065), (315, 4827488), (336, 4525770), (360, 4224052), (420, 3620616), (480, 3168039), (504, 3017180), (514, 2958480), (560, 2715462), (587, 2590560), (630, 2413744), (672, 2262885), (720, 2112026), (771, 1972320), (840, 1810308), (1008, 1508590), (1028, 1479240), (1120, 1357731), (1174, 1295280), (1260, 1206872), (1285, 1183392), (1440, 1056013), (1542, 986160), (1680, 905154), (1761, 863520), (1799, 845280), (2016, 754295), (2056, 739620), (2313, 657440), (2348, 647640), (2520, 603436), (2570, 591696), (2935, 518112), (3084, 493080), (3360, 452577), (3522, 431760), (3598, 422640), (3855, 394464), (4109, 370080), (4112, 369810), (4626, 328720), (4696, 323820), (5040, 301718), (5140, 295848), (5283, 287840), (5397, 281760), (5870, 259056), (6168, 246540), (7044, 215880), (7196, 211320), (7710, 197232), (8218, 185040), (8224, 184905), (8805, 172704), (8995, 169056), (9252, 164360), (9392, 161910), (10080, 150859), (10280, 147924), (10566, 143920), (10794, 140880), (11565, 131488), (11740, 129528), (12327, 123360), (12336, 123270), (14088, 107940), (14392, 105660), (15420, 98616), (16191, 93920), (16436, 92520), (17610, 86352), (17990, 84528), (18504, 82180), (18784, 80955), (20545, 74016), (20560, 73962), (21132, 71960), (21588, 70440), (23130, 65744), (23480, 64764), (24654, 61680), (24672, 61635), (26415, 57568), (26985, 56352), (28176, 53970), (28784, 52830), (30840, 49308), (32382, 46960), (32872, 46260), (35220, 43176), (35980, 42264), (36981, 41120), (37008, 41090)]