400277280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2843

約数の個数: 192

約数和(自身を含む): 1417409280

約数和(自身を除く): 1017132000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 48, 52, 60, 65, 69, 78, 80, 92, 96, 104, 115, 120, 130, 138, 156, 160, 184, 195, 208, 230, 240, 260, 276, 299, 312, 345, 368, 390, 416, 460, 480, 520, 552, 598, 624, 690, 736, 780, 897, 920, 1040, 1104, 1196, 1248, 1380, 1495, 1560, 1794, 1840, 2080, 2208, 2392, 2760, 2789, 2990, 3120, 3588, 3680, 4485, 4784, 5520, 5578, 5980, 6240, 7176, 8367, 8970, 9568, 11040, 11156, 11960, 13945, 14352, 16734, 17940, 22312, 23920, 27890, 28704, 33468, 35880, 36257, 41835, 44624, 47840, 55780, 64147, 66936, 71760, 72514, 83670, 89248, 108771, 111560, 128294, 133872, 143520, 145028, 167340, 181285, 192441, 217542, 223120, 256588, 267744, 290056, 320735, 334680, 362570, 384882, 435084, 446240, 513176, 543855, 580112, 641470, 669360, 725140, 769764, 833911, 870168, 962205, 1026352, 1087710, 1160224, 1282940, 1338720, 1450280, 1539528, 1667822, 1740336, 1924410, 2052704, 2175420, 2501733, 2565880, 2900560, 3079056, 3335644, 3480672, 3848820, 4169555, 4350840, 5003466, 5131760, 5801120, 6158112, 6671288, 7697640, 8339110, 8701680, 10006932, 10263520, 12508665, 13342576, 15395280, 16678220, 17403360, 20013864, 25017330, 26685152, 30790560, 33356440, 40027728, 50034660, 66712880, 80055456, 100069320, 133425760, 200138640, 400277280]

約数ペア:

[(1, 400277280), (2, 200138640), (3, 133425760), (4, 100069320), (5, 80055456), (6, 66712880), (8, 50034660), (10, 40027728), (12, 33356440), (13, 30790560), (15, 26685152), (16, 25017330), (20, 20013864), (23, 17403360), (24, 16678220), (26, 15395280), (30, 13342576), (32, 12508665), (39, 10263520), (40, 10006932), (46, 8701680), (48, 8339110), (52, 7697640), (60, 6671288), (65, 6158112), (69, 5801120), (78, 5131760), (80, 5003466), (92, 4350840), (96, 4169555), (104, 3848820), (115, 3480672), (120, 3335644), (130, 3079056), (138, 2900560), (156, 2565880), (160, 2501733), (184, 2175420), (195, 2052704), (208, 1924410), (230, 1740336), (240, 1667822), (260, 1539528), (276, 1450280), (299, 1338720), (312, 1282940), (345, 1160224), (368, 1087710), (390, 1026352), (416, 962205), (460, 870168), (480, 833911), (520, 769764), (552, 725140), (598, 669360), (624, 641470), (690, 580112), (736, 543855), (780, 513176), (897, 446240), (920, 435084), (1040, 384882), (1104, 362570), (1196, 334680), (1248, 320735), (1380, 290056), (1495, 267744), (1560, 256588), (1794, 223120), (1840, 217542), (2080, 192441), (2208, 181285), (2392, 167340), (2760, 145028), (2789, 143520), (2990, 133872), (3120, 128294), (3588, 111560), (3680, 108771), (4485, 89248), (4784, 83670), (5520, 72514), (5578, 71760), (5980, 66936), (6240, 64147), (7176, 55780), (8367, 47840), (8970, 44624), (9568, 41835), (11040, 36257), (11156, 35880), (11960, 33468), (13945, 28704), (14352, 27890), (16734, 23920), (17940, 22312)]