521243520

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{38783}}^1$

素因数の和:38812

約数の個数: 128

約数和(自身を含む): 1898864640

約数和(自身を除く): 1377621120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 38783, 77566, 116349, 155132, 193915, 232698, 271481, 310264, 387830, 465396, 542962, 581745, 620528, 775660, 814443, 930792, 1085924, 1163490, 1241056, 1357405, 1551320, 1628886, 1861584, 2171848, 2326980, 2482112, 2714810, 3102640, 3257772, 3723168, 4072215, 4343696, 4653960, 4964224, 5429620, 6205280, 6515544, 7446336, 8144430, 8687392, 9307920, 10859240, 12410560, 13031088, 14892672, 16288860, 17374784, 18615840, 21718480, 24821120, 26062176, 32577720, 34749568, 37231680, 43436960, 52124352, 65155440, 74463360, 86873920, 104248704, 130310880, 173747840, 260621760, 521243520]

約数ペア:

[(1, 521243520), (2, 260621760), (3, 173747840), (4, 130310880), (5, 104248704), (6, 86873920), (7, 74463360), (8, 65155440), (10, 52124352), (12, 43436960), (14, 37231680), (15, 34749568), (16, 32577720), (20, 26062176), (21, 24821120), (24, 21718480), (28, 18615840), (30, 17374784), (32, 16288860), (35, 14892672), (40, 13031088), (42, 12410560), (48, 10859240), (56, 9307920), (60, 8687392), (64, 8144430), (70, 7446336), (80, 6515544), (84, 6205280), (96, 5429620), (105, 4964224), (112, 4653960), (120, 4343696), (128, 4072215), (140, 3723168), (160, 3257772), (168, 3102640), (192, 2714810), (210, 2482112), (224, 2326980), (240, 2171848), (280, 1861584), (320, 1628886), (336, 1551320), (384, 1357405), (420, 1241056), (448, 1163490), (480, 1085924), (560, 930792), (640, 814443), (672, 775660), (840, 620528), (896, 581745), (960, 542962), (1120, 465396), (1344, 387830), (1680, 310264), (1920, 271481), (2240, 232698), (2688, 193915), (3360, 155132), (4480, 116349), (6720, 77566), (13440, 38783)]