18774341680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^3\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1392

約数の個数: 160

約数和(自身を含む): 47668288320

約数和(自身を除く): 28893946640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 289, 296, 340, 370, 578, 592, 629, 680, 740, 1156, 1258, 1291, 1360, 1445, 1480, 2312, 2516, 2582, 2890, 2960, 3145, 4624, 4913, 5032, 5164, 5780, 6290, 6455, 9826, 10064, 10328, 10693, 11560, 12580, 12910, 19652, 20656, 21386, 21947, 23120, 24565, 25160, 25820, 39304, 42772, 43894, 47767, 49130, 50320, 51640, 53465, 78608, 85544, 87788, 95534, 98260, 103280, 106930, 109735, 171088, 175576, 181781, 191068, 196520, 213860, 219470, 238835, 351152, 363562, 373099, 382136, 393040, 427720, 438940, 477670, 727124, 746198, 764272, 812039, 855440, 877880, 908905, 955340, 1454248, 1492396, 1624078, 1755760, 1817810, 1865495, 1910680, 2908496, 2984792, 3248156, 3635620, 3730990, 3821360, 4060195, 5969584, 6342683, 6496312, 7271240, 7461980, 8120390, 12685366, 12992624, 13804663, 14542480, 14923960, 16240780, 25370732, 27609326, 29847920, 31713415, 32481560, 50741464, 55218652, 63426830, 64963120, 69023315, 101482928, 110437304, 126853660, 138046630, 220874608, 234679271, 253707320, 276093260, 469358542, 507414640, 552186520, 938717084, 1104373040, 1173396355, 1877434168, 2346792710, 3754868336, 4693585420, 9387170840, 18774341680]

約数ペア:

[(1, 18774341680), (2, 9387170840), (4, 4693585420), (5, 3754868336), (8, 2346792710), (10, 1877434168), (16, 1173396355), (17, 1104373040), (20, 938717084), (34, 552186520), (37, 507414640), (40, 469358542), (68, 276093260), (74, 253707320), (80, 234679271), (85, 220874608), (136, 138046630), (148, 126853660), (170, 110437304), (185, 101482928), (272, 69023315), (289, 64963120), (296, 63426830), (340, 55218652), (370, 50741464), (578, 32481560), (592, 31713415), (629, 29847920), (680, 27609326), (740, 25370732), (1156, 16240780), (1258, 14923960), (1291, 14542480), (1360, 13804663), (1445, 12992624), (1480, 12685366), (2312, 8120390), (2516, 7461980), (2582, 7271240), (2890, 6496312), (2960, 6342683), (3145, 5969584), (4624, 4060195), (4913, 3821360), (5032, 3730990), (5164, 3635620), (5780, 3248156), (6290, 2984792), (6455, 2908496), (9826, 1910680), (10064, 1865495), (10328, 1817810), (10693, 1755760), (11560, 1624078), (12580, 1492396), (12910, 1454248), (19652, 955340), (20656, 908905), (21386, 877880), (21947, 855440), (23120, 812039), (24565, 764272), (25160, 746198), (25820, 727124), (39304, 477670), (42772, 438940), (43894, 427720), (47767, 393040), (49130, 382136), (50320, 373099), (51640, 363562), (53465, 351152), (78608, 238835), (85544, 219470), (87788, 213860), (95534, 196520), (98260, 191068), (103280, 181781), (106930, 175576), (109735, 171088)]