20255855280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1\times {\mathrm{3733}}^1$

素因数の和:4755

約数の個数: 160

約数和(自身を含む): 65607515136

約数和(自身を除く): 45351659856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 983, 1104, 1380, 1840, 1966, 2760, 2949, 3733, 3932, 4915, 5520, 5898, 7466, 7864, 9830, 11199, 11796, 14745, 14932, 15728, 18665, 19660, 22398, 22609, 23592, 29490, 29864, 37330, 39320, 44796, 45218, 47184, 55995, 58980, 59728, 67827, 74660, 78640, 85859, 89592, 90436, 111990, 113045, 117960, 135654, 149320, 171718, 179184, 180872, 223980, 226090, 235920, 257577, 271308, 298640, 339135, 343436, 361744, 429295, 447960, 452180, 515154, 542616, 678270, 686872, 858590, 895920, 904360, 1030308, 1085232, 1287885, 1356540, 1373744, 1717180, 1808720, 2060616, 2575770, 2713080, 3434360, 3669539, 4121232, 5151540, 5426160, 6868720, 7339078, 10303080, 11008617, 14678156, 18347695, 20606160, 22017234, 29356312, 36695390, 44034468, 55043085, 58712624, 73390780, 84399397, 88068936, 110086170, 146781560, 168798794, 176137872, 220172340, 253198191, 293563120, 337597588, 421996985, 440344680, 506396382, 675195176, 843993970, 880689360, 1012792764, 1265990955, 1350390352, 1687987940, 2025585528, 2531981910, 3375975880, 4051171056, 5063963820, 6751951760, 10127927640, 20255855280]

約数ペア:

[(1, 20255855280), (2, 10127927640), (3, 6751951760), (4, 5063963820), (5, 4051171056), (6, 3375975880), (8, 2531981910), (10, 2025585528), (12, 1687987940), (15, 1350390352), (16, 1265990955), (20, 1012792764), (23, 880689360), (24, 843993970), (30, 675195176), (40, 506396382), (46, 440344680), (48, 421996985), (60, 337597588), (69, 293563120), (80, 253198191), (92, 220172340), (115, 176137872), (120, 168798794), (138, 146781560), (184, 110086170), (230, 88068936), (240, 84399397), (276, 73390780), (345, 58712624), (368, 55043085), (460, 44034468), (552, 36695390), (690, 29356312), (920, 22017234), (983, 20606160), (1104, 18347695), (1380, 14678156), (1840, 11008617), (1966, 10303080), (2760, 7339078), (2949, 6868720), (3733, 5426160), (3932, 5151540), (4915, 4121232), (5520, 3669539), (5898, 3434360), (7466, 2713080), (7864, 2575770), (9830, 2060616), (11199, 1808720), (11796, 1717180), (14745, 1373744), (14932, 1356540), (15728, 1287885), (18665, 1085232), (19660, 1030308), (22398, 904360), (22609, 895920), (23592, 858590), (29490, 686872), (29864, 678270), (37330, 542616), (39320, 515154), (44796, 452180), (45218, 447960), (47184, 429295), (55995, 361744), (58980, 343436), (59728, 339135), (67827, 298640), (74660, 271308), (78640, 257577), (85859, 235920), (89592, 226090), (90436, 223980), (111990, 180872), (113045, 179184), (117960, 171718), (135654, 149320)]