30713550080

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{1171}}^1$

素因数の和:1884

約数の個数: 144

約数和(自身を含む): 76121568768

約数和(自身を除く): 45408018688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 661, 992, 1171, 1240, 1280, 1322, 1984, 2342, 2480, 2644, 3305, 3968, 4684, 4960, 5288, 5855, 6610, 7936, 9368, 9920, 10576, 11710, 13220, 18736, 19840, 20491, 21152, 23420, 26440, 36301, 37472, 39680, 40982, 42304, 46840, 52880, 72602, 74944, 81964, 84608, 93680, 102455, 105760, 145204, 149888, 163928, 169216, 181505, 187360, 204910, 211520, 290408, 299776, 327856, 363010, 374720, 409820, 423040, 580816, 655712, 726020, 749440, 774031, 819640, 846080, 1161632, 1311424, 1452040, 1498880, 1548062, 1639280, 2323264, 2622848, 2904080, 3096124, 3278560, 3870155, 4646528, 5245696, 5808160, 6192248, 6557120, 7740310, 9293056, 11616320, 12384496, 13114240, 15480620, 23232640, 23994961, 24768992, 26228480, 30961240, 46465280, 47989922, 49537984, 61922480, 95979844, 99075968, 119974805, 123844960, 191959688, 198151936, 239949610, 247689920, 383919376, 479899220, 495379840, 767838752, 959798440, 990759680, 1535677504, 1919596880, 3071355008, 3839193760, 6142710016, 7678387520, 15356775040, 30713550080]

約数ペア:

[(1, 30713550080), (2, 15356775040), (4, 7678387520), (5, 6142710016), (8, 3839193760), (10, 3071355008), (16, 1919596880), (20, 1535677504), (31, 990759680), (32, 959798440), (40, 767838752), (62, 495379840), (64, 479899220), (80, 383919376), (124, 247689920), (128, 239949610), (155, 198151936), (160, 191959688), (248, 123844960), (256, 119974805), (310, 99075968), (320, 95979844), (496, 61922480), (620, 49537984), (640, 47989922), (661, 46465280), (992, 30961240), (1171, 26228480), (1240, 24768992), (1280, 23994961), (1322, 23232640), (1984, 15480620), (2342, 13114240), (2480, 12384496), (2644, 11616320), (3305, 9293056), (3968, 7740310), (4684, 6557120), (4960, 6192248), (5288, 5808160), (5855, 5245696), (6610, 4646528), (7936, 3870155), (9368, 3278560), (9920, 3096124), (10576, 2904080), (11710, 2622848), (13220, 2323264), (18736, 1639280), (19840, 1548062), (20491, 1498880), (21152, 1452040), (23420, 1311424), (26440, 1161632), (36301, 846080), (37472, 819640), (39680, 774031), (40982, 749440), (42304, 726020), (46840, 655712), (52880, 580816), (72602, 423040), (74944, 409820), (81964, 374720), (84608, 363010), (93680, 327856), (102455, 299776), (105760, 290408), (145204, 211520), (149888, 204910), (163928, 187360), (169216, 181505)]