2155157040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{13463}}^1$

素因数の和:13531

約数の個数: 160

約数和(自身を含む): 7212395520

約数和(自身を除く): 5057238480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 29, 30, 40, 46, 48, 58, 60, 69, 80, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 240, 276, 290, 345, 348, 368, 435, 460, 464, 552, 580, 667, 690, 696, 870, 920, 1104, 1160, 1334, 1380, 1392, 1740, 1840, 2001, 2320, 2668, 2760, 3335, 3480, 4002, 5336, 5520, 6670, 6960, 8004, 10005, 10672, 13340, 13463, 16008, 20010, 26680, 26926, 32016, 40020, 40389, 53360, 53852, 67315, 80040, 80778, 107704, 134630, 160080, 161556, 201945, 215408, 269260, 309649, 323112, 390427, 403890, 538520, 619298, 646224, 780854, 807780, 928947, 1077040, 1171281, 1238596, 1548245, 1561708, 1615560, 1857894, 1952135, 2342562, 2477192, 3096490, 3123416, 3231120, 3715788, 3904270, 4644735, 4685124, 4954384, 5856405, 6192980, 6246832, 7431576, 7808540, 8979821, 9289470, 9370248, 11712810, 12385960, 14863152, 15617080, 17959642, 18578940, 18740496, 23425620, 24771920, 26939463, 31234160, 35919284, 37157880, 44899105, 46851240, 53878926, 71838568, 74315760, 89798210, 93702480, 107757852, 134697315, 143677136, 179596420, 215515704, 269394630, 359192840, 431031408, 538789260, 718385680, 1077578520, 2155157040]

約数ペア:

[(1, 2155157040), (2, 1077578520), (3, 718385680), (4, 538789260), (5, 431031408), (6, 359192840), (8, 269394630), (10, 215515704), (12, 179596420), (15, 143677136), (16, 134697315), (20, 107757852), (23, 93702480), (24, 89798210), (29, 74315760), (30, 71838568), (40, 53878926), (46, 46851240), (48, 44899105), (58, 37157880), (60, 35919284), (69, 31234160), (80, 26939463), (87, 24771920), (92, 23425620), (115, 18740496), (116, 18578940), (120, 17959642), (138, 15617080), (145, 14863152), (174, 12385960), (184, 11712810), (230, 9370248), (232, 9289470), (240, 8979821), (276, 7808540), (290, 7431576), (345, 6246832), (348, 6192980), (368, 5856405), (435, 4954384), (460, 4685124), (464, 4644735), (552, 3904270), (580, 3715788), (667, 3231120), (690, 3123416), (696, 3096490), (870, 2477192), (920, 2342562), (1104, 1952135), (1160, 1857894), (1334, 1615560), (1380, 1561708), (1392, 1548245), (1740, 1238596), (1840, 1171281), (2001, 1077040), (2320, 928947), (2668, 807780), (2760, 780854), (3335, 646224), (3480, 619298), (4002, 538520), (5336, 403890), (5520, 390427), (6670, 323112), (6960, 309649), (8004, 269260), (10005, 215408), (10672, 201945), (13340, 161556), (13463, 160080), (16008, 134630), (20010, 107704), (26680, 80778), (26926, 80040), (32016, 67315), (40020, 53852), (40389, 53360)]