780147120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1907

約数の個数: 160

約数和(自身を含む): 2556979200

約数和(自身を除く): 1776832080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 92, 115, 120, 138, 158, 184, 230, 237, 240, 276, 316, 345, 368, 395, 460, 474, 552, 632, 690, 790, 920, 948, 1104, 1185, 1264, 1380, 1580, 1789, 1817, 1840, 1896, 2370, 2760, 3160, 3578, 3634, 3792, 4740, 5367, 5451, 5520, 6320, 7156, 7268, 8945, 9085, 9480, 10734, 10902, 14312, 14536, 17890, 18170, 18960, 21468, 21804, 26835, 27255, 28624, 29072, 35780, 36340, 41147, 42936, 43608, 53670, 54510, 71560, 72680, 82294, 85872, 87216, 107340, 109020, 123441, 141331, 143120, 145360, 164588, 205735, 214680, 218040, 246882, 282662, 329176, 411470, 423993, 429360, 436080, 493764, 565324, 617205, 658352, 706655, 822940, 847986, 987528, 1130648, 1234410, 1413310, 1645880, 1695972, 1975056, 2119965, 2261296, 2468820, 2826620, 3250613, 3291760, 3391944, 4239930, 4937640, 5653240, 6501226, 6783888, 8479860, 9751839, 9875280, 11306480, 13002452, 16253065, 16959720, 19503678, 26004904, 32506130, 33919440, 39007356, 48759195, 52009808, 65012260, 78014712, 97518390, 130024520, 156029424, 195036780, 260049040, 390073560, 780147120]

約数ペア:

[(1, 780147120), (2, 390073560), (3, 260049040), (4, 195036780), (5, 156029424), (6, 130024520), (8, 97518390), (10, 78014712), (12, 65012260), (15, 52009808), (16, 48759195), (20, 39007356), (23, 33919440), (24, 32506130), (30, 26004904), (40, 19503678), (46, 16959720), (48, 16253065), (60, 13002452), (69, 11306480), (79, 9875280), (80, 9751839), (92, 8479860), (115, 6783888), (120, 6501226), (138, 5653240), (158, 4937640), (184, 4239930), (230, 3391944), (237, 3291760), (240, 3250613), (276, 2826620), (316, 2468820), (345, 2261296), (368, 2119965), (395, 1975056), (460, 1695972), (474, 1645880), (552, 1413310), (632, 1234410), (690, 1130648), (790, 987528), (920, 847986), (948, 822940), (1104, 706655), (1185, 658352), (1264, 617205), (1380, 565324), (1580, 493764), (1789, 436080), (1817, 429360), (1840, 423993), (1896, 411470), (2370, 329176), (2760, 282662), (3160, 246882), (3578, 218040), (3634, 214680), (3792, 205735), (4740, 164588), (5367, 145360), (5451, 143120), (5520, 141331), (6320, 123441), (7156, 109020), (7268, 107340), (8945, 87216), (9085, 85872), (9480, 82294), (10734, 72680), (10902, 71560), (14312, 54510), (14536, 53670), (17890, 43608), (18170, 42936), (18960, 41147), (21468, 36340), (21804, 35780), (26835, 29072), (27255, 28624)]