21751550640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1\times {\mathrm{809}}^1$

素因数の和:1284

約数の個数: 240

約数和(自身を含む): 74034324000

約数和(自身を除く): 52282773360

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, 107, 120, 144, 180, 214, 240, 321, 349, 360, 428, 535, 642, 698, 720, 809, 856, 963, 1047, 1070, 1284, 1396, 1605, 1618, 1712, 1745, 1926, 2094, 2140, 2427, 2568, 2792, 3141, 3210, 3236, 3490, 3852, 4045, 4188, 4280, 4815, 4854, 5136, 5235, 5584, 6282, 6420, 6472, 6980, 7281, 7704, 8090, 8376, 8560, 9630, 9708, 10470, 12135, 12564, 12840, 12944, 13960, 14562, 15408, 15705, 16180, 16752, 19260, 19416, 20940, 24270, 25128, 25680, 27920, 29124, 31410, 32360, 36405, 37343, 38520, 38832, 41880, 48540, 50256, 58248, 62820, 64720, 72810, 74686, 77040, 83760, 86563, 97080, 112029, 116496, 125640, 145620, 149372, 173126, 186715, 194160, 224058, 251280, 259689, 282341, 291240, 298744, 336087, 346252, 373430, 432815, 448116, 519378, 560145, 564682, 582480, 597488, 672174, 692504, 746860, 779067, 847023, 865630, 896232, 1038756, 1120290, 1129364, 1298445, 1344348, 1385008, 1411705, 1493720, 1558134, 1680435, 1694046, 1731260, 1792464, 2077512, 2240580, 2258728, 2541069, 2596890, 2688696, 2823410, 2987440, 3116268, 3360870, 3388092, 3462520, 3895335, 4155024, 4235115, 4481160, 4517456, 5082138, 5193780, 5377392, 5646820, 6232536, 6721740, 6776184, 6925040, 7790670, 8470230, 8962320, 10164276, 10387560, 11293640, 12465072, 12705345, 13443480, 13552368, 15581340, 16940460, 20328552, 20775120, 22587280, 25410690, 26886960, 30210487, 31162680, 33880920, 40657104, 50821380, 60420974, 62325360, 67761840, 90631461, 101642760, 120841948, 151052435, 181262922, 203285520, 241683896, 271894383, 302104870, 362525844, 453157305, 483367792, 543788766, 604209740, 725051688, 906314610, 1087577532, 1208419480, 1359471915, 1450103376, 1812629220, 2175155064, 2416838960, 2718943830, 3625258440, 4350310128, 5437887660, 7250516880, 10875775320, 21751550640]

約数ペア:

[(1, 21751550640), (2, 10875775320), (3, 7250516880), (4, 5437887660), (5, 4350310128), (6, 3625258440), (8, 2718943830), (9, 2416838960), (10, 2175155064), (12, 1812629220), (15, 1450103376), (16, 1359471915), (18, 1208419480), (20, 1087577532), (24, 906314610), (30, 725051688), (36, 604209740), (40, 543788766), (45, 483367792), (48, 453157305), (60, 362525844), (72, 302104870), (80, 271894383), (90, 241683896), (107, 203285520), (120, 181262922), (144, 151052435), (180, 120841948), (214, 101642760), (240, 90631461), (321, 67761840), (349, 62325360), (360, 60420974), (428, 50821380), (535, 40657104), (642, 33880920), (698, 31162680), (720, 30210487), (809, 26886960), (856, 25410690), (963, 22587280), (1047, 20775120), (1070, 20328552), (1284, 16940460), (1396, 15581340), (1605, 13552368), (1618, 13443480), (1712, 12705345), (1745, 12465072), (1926, 11293640), (2094, 10387560), (2140, 10164276), (2427, 8962320), (2568, 8470230), (2792, 7790670), (3141, 6925040), (3210, 6776184), (3236, 6721740), (3490, 6232536), (3852, 5646820), (4045, 5377392), (4188, 5193780), (4280, 5082138), (4815, 4517456), (4854, 4481160), (5136, 4235115), (5235, 4155024), (5584, 3895335), (6282, 3462520), (6420, 3388092), (6472, 3360870), (6980, 3116268), (7281, 2987440), (7704, 2823410), (8090, 2688696), (8376, 2596890), (8560, 2541069), (9630, 2258728), (9708, 2240580), (10470, 2077512), (12135, 1792464), (12564, 1731260), (12840, 1694046), (12944, 1680435), (13960, 1558134), (14562, 1493720), (15408, 1411705), (15705, 1385008), (16180, 1344348), (16752, 1298445), (19260, 1129364), (19416, 1120290), (20940, 1038756), (24270, 896232), (25128, 865630), (25680, 847023), (27920, 779067), (29124, 746860), (31410, 692504), (32360, 672174), (36405, 597488), (37343, 582480), (38520, 564682), (38832, 560145), (41880, 519378), (48540, 448116), (50256, 432815), (58248, 373430), (62820, 346252), (64720, 336087), (72810, 298744), (74686, 291240), (77040, 282341), (83760, 259689), (86563, 251280), (97080, 224058), (112029, 194160), (116496, 186715), (125640, 173126), (145620, 149372)]