21292728480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{45779}}^1$

素因数の和:45836

約数の個数: 288

約数和(自身を含む): 80986651200

約数和(自身を除く): 59693922720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 136, 144, 152, 153, 160, 170, 171, 180, 190, 204, 228, 240, 255, 272, 285, 288, 304, 306, 323, 340, 342, 360, 380, 408, 456, 480, 510, 544, 570, 608, 612, 646, 680, 684, 720, 760, 765, 816, 855, 912, 969, 1020, 1140, 1224, 1292, 1360, 1368, 1440, 1520, 1530, 1615, 1632, 1710, 1824, 1938, 2040, 2280, 2448, 2584, 2720, 2736, 2907, 3040, 3060, 3230, 3420, 3876, 4080, 4560, 4845, 4896, 5168, 5472, 5814, 6120, 6460, 6840, 7752, 8160, 9120, 9690, 10336, 11628, 12240, 12920, 13680, 14535, 15504, 19380, 23256, 24480, 25840, 27360, 29070, 31008, 38760, 45779, 46512, 51680, 58140, 77520, 91558, 93024, 116280, 137337, 155040, 183116, 228895, 232560, 274674, 366232, 412011, 457790, 465120, 549348, 686685, 732464, 778243, 824022, 869801, 915580, 1098696, 1373370, 1464928, 1556486, 1648044, 1739602, 1831160, 2060055, 2197392, 2334729, 2609403, 2746740, 3112972, 3296088, 3479204, 3662320, 3891215, 4120110, 4349005, 4394784, 4669458, 5218806, 5493480, 6225944, 6592176, 6958408, 7004187, 7324640, 7782430, 7828209, 8240220, 8698010, 9338916, 10437612, 10986960, 11673645, 12451888, 13047015, 13184352, 13916816, 14008374, 14786617, 15564860, 15656418, 16480440, 17396020, 18677832, 20875224, 21973920, 23347290, 24903776, 26094030, 27833632, 28016748, 29573234, 31129720, 31312836, 32960880, 34792040, 35020935, 37355664, 39141045, 41750448, 44359851, 46694580, 52188060, 56033496, 59146468, 62259440, 62625672, 65921760, 69584080, 70041870, 73933085, 74711328, 78282090, 83500896, 88719702, 93389160, 104376120, 112066992, 118292936, 124518880, 125251344, 133079553, 139168160, 140083740, 147866170, 156564180, 177439404, 186778320, 208752240, 221799255, 224133984, 236585872, 250502688, 266159106, 280167480, 295732340, 313128360, 354878808, 373556640, 417504480, 443598510, 473171744, 532318212, 560334960, 591464680, 626256720, 665397765, 709757616, 887197020, 1064636424, 1120669920, 1182929360, 1252513440, 1330795530, 1419515232, 1774394040, 2129272848, 2365858720, 2661591060, 3548788080, 4258545696, 5323182120, 7097576160, 10646364240, 21292728480]

約数ペア:

[(1, 21292728480), (2, 10646364240), (3, 7097576160), (4, 5323182120), (5, 4258545696), (6, 3548788080), (8, 2661591060), (9, 2365858720), (10, 2129272848), (12, 1774394040), (15, 1419515232), (16, 1330795530), (17, 1252513440), (18, 1182929360), (19, 1120669920), (20, 1064636424), (24, 887197020), (30, 709757616), (32, 665397765), (34, 626256720), (36, 591464680), (38, 560334960), (40, 532318212), (45, 473171744), (48, 443598510), (51, 417504480), (57, 373556640), (60, 354878808), (68, 313128360), (72, 295732340), (76, 280167480), (80, 266159106), (85, 250502688), (90, 236585872), (95, 224133984), (96, 221799255), (102, 208752240), (114, 186778320), (120, 177439404), (136, 156564180), (144, 147866170), (152, 140083740), (153, 139168160), (160, 133079553), (170, 125251344), (171, 124518880), (180, 118292936), (190, 112066992), (204, 104376120), (228, 93389160), (240, 88719702), (255, 83500896), (272, 78282090), (285, 74711328), (288, 73933085), (304, 70041870), (306, 69584080), (323, 65921760), (340, 62625672), (342, 62259440), (360, 59146468), (380, 56033496), (408, 52188060), (456, 46694580), (480, 44359851), (510, 41750448), (544, 39141045), (570, 37355664), (608, 35020935), (612, 34792040), (646, 32960880), (680, 31312836), (684, 31129720), (720, 29573234), (760, 28016748), (765, 27833632), (816, 26094030), (855, 24903776), (912, 23347290), (969, 21973920), (1020, 20875224), (1140, 18677832), (1224, 17396020), (1292, 16480440), (1360, 15656418), (1368, 15564860), (1440, 14786617), (1520, 14008374), (1530, 13916816), (1615, 13184352), (1632, 13047015), (1710, 12451888), (1824, 11673645), (1938, 10986960), (2040, 10437612), (2280, 9338916), (2448, 8698010), (2584, 8240220), (2720, 7828209), (2736, 7782430), (2907, 7324640), (3040, 7004187), (3060, 6958408), (3230, 6592176), (3420, 6225944), (3876, 5493480), (4080, 5218806), (4560, 4669458), (4845, 4394784), (4896, 4349005), (5168, 4120110), (5472, 3891215), (5814, 3662320), (6120, 3479204), (6460, 3296088), (6840, 3112972), (7752, 2746740), (8160, 2609403), (9120, 2334729), (9690, 2197392), (10336, 2060055), (11628, 1831160), (12240, 1739602), (12920, 1648044), (13680, 1556486), (14535, 1464928), (15504, 1373370), (19380, 1098696), (23256, 915580), (24480, 869801), (25840, 824022), (27360, 778243), (29070, 732464), (31008, 686685), (38760, 549348), (45779, 465120), (46512, 457790), (51680, 412011), (58140, 366232), (77520, 274674), (91558, 232560), (93024, 228895), (116280, 183116), (137337, 155040)]