20901983520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{2141}}^1$

素因数の和:2256

約数の個数: 288

約数和(自身を含む): 73570400064

約数和(自身を除く): 52668416544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 43, 44, 48, 55, 60, 66, 80, 86, 88, 96, 110, 120, 129, 132, 160, 165, 172, 176, 215, 220, 240, 258, 264, 330, 344, 352, 430, 440, 473, 480, 516, 528, 645, 660, 688, 860, 880, 946, 1032, 1056, 1290, 1320, 1376, 1419, 1720, 1760, 1849, 1892, 2064, 2141, 2365, 2580, 2640, 2838, 3440, 3698, 3784, 4128, 4282, 4730, 5160, 5280, 5547, 5676, 6423, 6880, 7095, 7396, 7568, 8564, 9245, 9460, 10320, 10705, 11094, 11352, 12846, 14190, 14792, 15136, 17128, 18490, 18920, 20339, 20640, 21410, 22188, 22704, 23551, 25692, 27735, 28380, 29584, 32115, 34256, 36980, 37840, 40678, 42820, 44376, 45408, 47102, 51384, 55470, 56760, 59168, 61017, 64230, 68512, 70653, 73960, 75680, 81356, 85640, 88752, 92063, 94204, 101695, 102768, 110940, 113520, 117755, 122034, 128460, 141306, 147920, 162712, 171280, 177504, 184126, 188408, 203390, 205536, 221880, 227040, 235510, 244068, 256920, 276189, 282612, 295840, 305085, 325424, 342560, 353265, 368252, 376816, 406780, 443760, 460315, 471020, 488136, 513840, 552378, 565224, 610170, 650848, 706530, 736504, 753632, 813560, 887520, 920630, 942040, 976272, 1012693, 1027680, 1104756, 1130448, 1220340, 1380945, 1413060, 1473008, 1627120, 1841260, 1884080, 1952544, 2025386, 2209512, 2260896, 2440680, 2761890, 2826120, 2946016, 3038079, 3254240, 3682520, 3768160, 3958709, 4050772, 4419024, 4881360, 5063465, 5523780, 5652240, 6076158, 7365040, 7917418, 8101544, 8838048, 9762720, 10126930, 11047560, 11304480, 11876127, 12152316, 14730080, 15190395, 15834836, 16203088, 19793545, 20253860, 22095120, 23752254, 24304632, 30380790, 31669672, 32406176, 39587090, 40507720, 43545799, 44190240, 47504508, 48609264, 59380635, 60761580, 63339344, 79174180, 81015440, 87091598, 95009016, 97218528, 118761270, 121523160, 126678688, 130637397, 158348360, 162030880, 174183196, 190018032, 217728995, 237522540, 243046320, 261274794, 316696720, 348366392, 380036064, 435457990, 475045080, 486092640, 522549588, 633393440, 653186985, 696732784, 870915980, 950090160, 1045099176, 1306373970, 1393465568, 1741831960, 1900180320, 2090198352, 2612747940, 3483663920, 4180396704, 5225495880, 6967327840, 10450991760, 20901983520]

約数ペア:

[(1, 20901983520), (2, 10450991760), (3, 6967327840), (4, 5225495880), (5, 4180396704), (6, 3483663920), (8, 2612747940), (10, 2090198352), (11, 1900180320), (12, 1741831960), (15, 1393465568), (16, 1306373970), (20, 1045099176), (22, 950090160), (24, 870915980), (30, 696732784), (32, 653186985), (33, 633393440), (40, 522549588), (43, 486092640), (44, 475045080), (48, 435457990), (55, 380036064), (60, 348366392), (66, 316696720), (80, 261274794), (86, 243046320), (88, 237522540), (96, 217728995), (110, 190018032), (120, 174183196), (129, 162030880), (132, 158348360), (160, 130637397), (165, 126678688), (172, 121523160), (176, 118761270), (215, 97218528), (220, 95009016), (240, 87091598), (258, 81015440), (264, 79174180), (330, 63339344), (344, 60761580), (352, 59380635), (430, 48609264), (440, 47504508), (473, 44190240), (480, 43545799), (516, 40507720), (528, 39587090), (645, 32406176), (660, 31669672), (688, 30380790), (860, 24304632), (880, 23752254), (946, 22095120), (1032, 20253860), (1056, 19793545), (1290, 16203088), (1320, 15834836), (1376, 15190395), (1419, 14730080), (1720, 12152316), (1760, 11876127), (1849, 11304480), (1892, 11047560), (2064, 10126930), (2141, 9762720), (2365, 8838048), (2580, 8101544), (2640, 7917418), (2838, 7365040), (3440, 6076158), (3698, 5652240), (3784, 5523780), (4128, 5063465), (4282, 4881360), (4730, 4419024), (5160, 4050772), (5280, 3958709), (5547, 3768160), (5676, 3682520), (6423, 3254240), (6880, 3038079), (7095, 2946016), (7396, 2826120), (7568, 2761890), (8564, 2440680), (9245, 2260896), (9460, 2209512), (10320, 2025386), (10705, 1952544), (11094, 1884080), (11352, 1841260), (12846, 1627120), (14190, 1473008), (14792, 1413060), (15136, 1380945), (17128, 1220340), (18490, 1130448), (18920, 1104756), (20339, 1027680), (20640, 1012693), (21410, 976272), (22188, 942040), (22704, 920630), (23551, 887520), (25692, 813560), (27735, 753632), (28380, 736504), (29584, 706530), (32115, 650848), (34256, 610170), (36980, 565224), (37840, 552378), (40678, 513840), (42820, 488136), (44376, 471020), (45408, 460315), (47102, 443760), (51384, 406780), (55470, 376816), (56760, 368252), (59168, 353265), (61017, 342560), (64230, 325424), (68512, 305085), (70653, 295840), (73960, 282612), (75680, 276189), (81356, 256920), (85640, 244068), (88752, 235510), (92063, 227040), (94204, 221880), (101695, 205536), (102768, 203390), (110940, 188408), (113520, 184126), (117755, 177504), (122034, 171280), (128460, 162712), (141306, 147920)]