20935100880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{59219}}^1$

素因数の和:59729

約数の個数: 120

約数和(自身を含む): 70451428320

約数和(自身を除く): 49516327440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 491, 720, 982, 1473, 1964, 2455, 2946, 3928, 4419, 4910, 5892, 7365, 7856, 8838, 9820, 11784, 14730, 17676, 19640, 22095, 23568, 29460, 35352, 39280, 44190, 58920, 59219, 70704, 88380, 117840, 118438, 176760, 177657, 236876, 296095, 353520, 355314, 473752, 532971, 592190, 710628, 888285, 947504, 1065942, 1184380, 1421256, 1776570, 2131884, 2368760, 2664855, 2842512, 3553140, 4263768, 4737520, 5329710, 7106280, 8527536, 10659420, 14212560, 21318840, 29076529, 42637680, 58153058, 87229587, 116306116, 145382645, 174459174, 232612232, 261688761, 290765290, 348918348, 436147935, 465224464, 523377522, 581530580, 697836696, 872295870, 1046755044, 1163061160, 1308443805, 1395673392, 1744591740, 2093510088, 2326122320, 2616887610, 3489183480, 4187020176, 5233775220, 6978366960, 10467550440, 20935100880]

約数ペア:

[(1, 20935100880), (2, 10467550440), (3, 6978366960), (4, 5233775220), (5, 4187020176), (6, 3489183480), (8, 2616887610), (9, 2326122320), (10, 2093510088), (12, 1744591740), (15, 1395673392), (16, 1308443805), (18, 1163061160), (20, 1046755044), (24, 872295870), (30, 697836696), (36, 581530580), (40, 523377522), (45, 465224464), (48, 436147935), (60, 348918348), (72, 290765290), (80, 261688761), (90, 232612232), (120, 174459174), (144, 145382645), (180, 116306116), (240, 87229587), (360, 58153058), (491, 42637680), (720, 29076529), (982, 21318840), (1473, 14212560), (1964, 10659420), (2455, 8527536), (2946, 7106280), (3928, 5329710), (4419, 4737520), (4910, 4263768), (5892, 3553140), (7365, 2842512), (7856, 2664855), (8838, 2368760), (9820, 2131884), (11784, 1776570), (14730, 1421256), (17676, 1184380), (19640, 1065942), (22095, 947504), (23568, 888285), (29460, 710628), (35352, 592190), (39280, 532971), (44190, 473752), (58920, 355314), (59219, 353520), (70704, 296095), (88380, 236876), (117840, 177657), (118438, 176760)]