2020007880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{587}}^1$

素因数の和:705

約数の個数: 288

約数和(自身を含む): 7319894400

約数和(自身を除く): 5299886520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 79, 88, 90, 99, 110, 120, 121, 132, 158, 165, 180, 198, 220, 237, 242, 264, 316, 330, 360, 363, 395, 396, 440, 474, 484, 495, 587, 605, 632, 660, 711, 726, 790, 792, 869, 948, 968, 990, 1089, 1174, 1185, 1210, 1320, 1422, 1452, 1580, 1738, 1761, 1815, 1896, 1980, 2178, 2348, 2370, 2420, 2607, 2844, 2904, 2935, 3160, 3476, 3522, 3555, 3630, 3960, 4345, 4356, 4696, 4740, 4840, 5214, 5283, 5445, 5688, 5870, 6457, 6952, 7044, 7110, 7260, 7821, 8690, 8712, 8805, 9480, 9559, 10428, 10566, 10890, 11740, 12914, 13035, 14088, 14220, 14520, 15642, 17380, 17610, 19118, 19371, 20856, 21132, 21780, 23480, 25828, 26070, 26415, 28440, 28677, 31284, 32285, 34760, 35220, 38236, 38742, 39105, 42264, 43560, 46373, 47795, 51656, 52140, 52830, 57354, 58113, 62568, 64570, 70440, 71027, 76472, 77484, 78210, 86031, 92746, 95590, 96855, 104280, 105660, 114708, 116226, 129140, 139119, 142054, 143385, 154968, 156420, 172062, 185492, 191180, 193710, 211320, 213081, 229416, 231865, 232452, 258280, 278238, 284108, 286770, 290565, 312840, 344124, 355135, 370984, 382360, 387420, 417357, 426162, 430155, 463730, 464904, 510103, 556476, 568216, 573540, 581130, 639243, 688248, 695595, 710270, 774840, 834714, 852324, 860310, 927460, 1020206, 1065405, 1112952, 1147080, 1162260, 1278486, 1391190, 1420540, 1530309, 1669428, 1704648, 1720620, 1854920, 2040412, 2086785, 2130810, 2324520, 2550515, 2556972, 2782380, 2841080, 3060618, 3196215, 3338856, 3441240, 4080824, 4173570, 4261620, 4590927, 5101030, 5113944, 5564760, 5611133, 6121236, 6392430, 7651545, 8347140, 8523240, 9181854, 10202060, 11222266, 12242472, 12784860, 15303090, 16694280, 16833399, 18363708, 20404120, 22444532, 22954635, 25569720, 28055665, 30606180, 33666798, 36727416, 44889064, 45909270, 50500197, 56111330, 61212360, 67333596, 84166995, 91818540, 101000394, 112222660, 134667192, 168333990, 183637080, 202000788, 224445320, 252500985, 336667980, 404001576, 505001970, 673335960, 1010003940, 2020007880]

約数ペア:

[(1, 2020007880), (2, 1010003940), (3, 673335960), (4, 505001970), (5, 404001576), (6, 336667980), (8, 252500985), (9, 224445320), (10, 202000788), (11, 183637080), (12, 168333990), (15, 134667192), (18, 112222660), (20, 101000394), (22, 91818540), (24, 84166995), (30, 67333596), (33, 61212360), (36, 56111330), (40, 50500197), (44, 45909270), (45, 44889064), (55, 36727416), (60, 33666798), (66, 30606180), (72, 28055665), (79, 25569720), (88, 22954635), (90, 22444532), (99, 20404120), (110, 18363708), (120, 16833399), (121, 16694280), (132, 15303090), (158, 12784860), (165, 12242472), (180, 11222266), (198, 10202060), (220, 9181854), (237, 8523240), (242, 8347140), (264, 7651545), (316, 6392430), (330, 6121236), (360, 5611133), (363, 5564760), (395, 5113944), (396, 5101030), (440, 4590927), (474, 4261620), (484, 4173570), (495, 4080824), (587, 3441240), (605, 3338856), (632, 3196215), (660, 3060618), (711, 2841080), (726, 2782380), (790, 2556972), (792, 2550515), (869, 2324520), (948, 2130810), (968, 2086785), (990, 2040412), (1089, 1854920), (1174, 1720620), (1185, 1704648), (1210, 1669428), (1320, 1530309), (1422, 1420540), (1452, 1391190), (1580, 1278486), (1738, 1162260), (1761, 1147080), (1815, 1112952), (1896, 1065405), (1980, 1020206), (2178, 927460), (2348, 860310), (2370, 852324), (2420, 834714), (2607, 774840), (2844, 710270), (2904, 695595), (2935, 688248), (3160, 639243), (3476, 581130), (3522, 573540), (3555, 568216), (3630, 556476), (3960, 510103), (4345, 464904), (4356, 463730), (4696, 430155), (4740, 426162), (4840, 417357), (5214, 387420), (5283, 382360), (5445, 370984), (5688, 355135), (5870, 344124), (6457, 312840), (6952, 290565), (7044, 286770), (7110, 284108), (7260, 278238), (7821, 258280), (8690, 232452), (8712, 231865), (8805, 229416), (9480, 213081), (9559, 211320), (10428, 193710), (10566, 191180), (10890, 185492), (11740, 172062), (12914, 156420), (13035, 154968), (14088, 143385), (14220, 142054), (14520, 139119), (15642, 129140), (17380, 116226), (17610, 114708), (19118, 105660), (19371, 104280), (20856, 96855), (21132, 95590), (21780, 92746), (23480, 86031), (25828, 78210), (26070, 77484), (26415, 76472), (28440, 71027), (28677, 70440), (31284, 64570), (32285, 62568), (34760, 58113), (35220, 57354), (38236, 52830), (38742, 52140), (39105, 51656), (42264, 47795), (43560, 46373)]