1280494800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{27361}}^1$

素因数の和:27398

約数の個数: 180

約数和(自身を含む): 4785668524

約数和(自身を除く): 3505173724

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 48, 50, 52, 60, 65, 72, 75, 78, 80, 90, 100, 104, 117, 120, 130, 144, 150, 156, 180, 195, 200, 208, 225, 234, 240, 260, 300, 312, 325, 360, 390, 400, 450, 468, 520, 585, 600, 624, 650, 720, 780, 900, 936, 975, 1040, 1170, 1200, 1300, 1560, 1800, 1872, 1950, 2340, 2600, 2925, 3120, 3600, 3900, 4680, 5200, 5850, 7800, 9360, 11700, 15600, 23400, 27361, 46800, 54722, 82083, 109444, 136805, 164166, 218888, 246249, 273610, 328332, 355693, 410415, 437776, 492498, 547220, 656664, 684025, 711386, 820830, 984996, 1067079, 1094440, 1231245, 1313328, 1368050, 1422772, 1641660, 1778465, 1969992, 2052075, 2134158, 2188880, 2462490, 2736100, 2845544, 3201237, 3283320, 3556930, 3939984, 4104150, 4268316, 4924980, 5335395, 5472200, 5691088, 6156225, 6402474, 6566640, 7113860, 8208300, 8536632, 8892325, 9849960, 10670790, 10944400, 12312450, 12804948, 14227720, 16006185, 16416600, 17073264, 17784650, 19699920, 21341580, 24624900, 25609896, 26676975, 28455440, 32012370, 32833200, 35569300, 42683160, 49249800, 51219792, 53353950, 64024740, 71138600, 80030925, 85366320, 98499600, 106707900, 128049480, 142277200, 160061850, 213415800, 256098960, 320123700, 426831600, 640247400, 1280494800]

約数ペア:

[(1, 1280494800), (2, 640247400), (3, 426831600), (4, 320123700), (5, 256098960), (6, 213415800), (8, 160061850), (9, 142277200), (10, 128049480), (12, 106707900), (13, 98499600), (15, 85366320), (16, 80030925), (18, 71138600), (20, 64024740), (24, 53353950), (25, 51219792), (26, 49249800), (30, 42683160), (36, 35569300), (39, 32833200), (40, 32012370), (45, 28455440), (48, 26676975), (50, 25609896), (52, 24624900), (60, 21341580), (65, 19699920), (72, 17784650), (75, 17073264), (78, 16416600), (80, 16006185), (90, 14227720), (100, 12804948), (104, 12312450), (117, 10944400), (120, 10670790), (130, 9849960), (144, 8892325), (150, 8536632), (156, 8208300), (180, 7113860), (195, 6566640), (200, 6402474), (208, 6156225), (225, 5691088), (234, 5472200), (240, 5335395), (260, 4924980), (300, 4268316), (312, 4104150), (325, 3939984), (360, 3556930), (390, 3283320), (400, 3201237), (450, 2845544), (468, 2736100), (520, 2462490), (585, 2188880), (600, 2134158), (624, 2052075), (650, 1969992), (720, 1778465), (780, 1641660), (900, 1422772), (936, 1368050), (975, 1313328), (1040, 1231245), (1170, 1094440), (1200, 1067079), (1300, 984996), (1560, 820830), (1800, 711386), (1872, 684025), (1950, 656664), (2340, 547220), (2600, 492498), (2925, 437776), (3120, 410415), (3600, 355693), (3900, 328332), (4680, 273610), (5200, 246249), (5850, 218888), (7800, 164166), (9360, 136805), (11700, 109444), (15600, 82083), (23400, 54722), (27361, 46800)]