393515280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^2$

素因数の和:223

約数の個数: 240

約数和(自身を含む): 1430444160

約数和(自身を除く): 1036928880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 89, 90, 92, 108, 115, 120, 135, 138, 144, 178, 180, 184, 207, 216, 230, 240, 267, 270, 276, 345, 356, 360, 368, 414, 432, 445, 460, 534, 540, 552, 621, 690, 712, 720, 801, 828, 890, 920, 1035, 1068, 1080, 1104, 1242, 1335, 1380, 1424, 1602, 1656, 1780, 1840, 2047, 2070, 2136, 2160, 2403, 2484, 2670, 2760, 3105, 3204, 3312, 3560, 4005, 4094, 4140, 4272, 4806, 4968, 5340, 5520, 6141, 6210, 6408, 7120, 7921, 8010, 8188, 8280, 9612, 9936, 10235, 10680, 12015, 12282, 12420, 12816, 15842, 16020, 16376, 16560, 18423, 19224, 20470, 21360, 23763, 24030, 24564, 24840, 30705, 31684, 32040, 32752, 36846, 38448, 39605, 40940, 47526, 48060, 49128, 49680, 55269, 61410, 63368, 64080, 71289, 73692, 79210, 81880, 92115, 95052, 96120, 98256, 110538, 118815, 122820, 126736, 142578, 147384, 158420, 163760, 182183, 184230, 190104, 192240, 213867, 221076, 237630, 245640, 276345, 285156, 294768, 316840, 356445, 364366, 368460, 380208, 427734, 442152, 475260, 491280, 546549, 552690, 570312, 633680, 712890, 728732, 736920, 855468, 884304, 910915, 950520, 1069335, 1093098, 1105380, 1140624, 1425780, 1457464, 1473840, 1639647, 1710936, 1821830, 1901040, 2138670, 2186196, 2210760, 2732745, 2851560, 2914928, 3279294, 3421872, 3643660, 4277340, 4372392, 4421520, 4918941, 5465490, 5703120, 6558588, 7287320, 8198235, 8554680, 8744784, 9837882, 10930980, 13117176, 14574640, 16396470, 17109360, 19675764, 21861960, 24594705, 26234352, 32792940, 39351528, 43723920, 49189410, 65585880, 78703056, 98378820, 131171760, 196757640, 393515280]

約数ペア:

[(1, 393515280), (2, 196757640), (3, 131171760), (4, 98378820), (5, 78703056), (6, 65585880), (8, 49189410), (9, 43723920), (10, 39351528), (12, 32792940), (15, 26234352), (16, 24594705), (18, 21861960), (20, 19675764), (23, 17109360), (24, 16396470), (27, 14574640), (30, 13117176), (36, 10930980), (40, 9837882), (45, 8744784), (46, 8554680), (48, 8198235), (54, 7287320), (60, 6558588), (69, 5703120), (72, 5465490), (80, 4918941), (89, 4421520), (90, 4372392), (92, 4277340), (108, 3643660), (115, 3421872), (120, 3279294), (135, 2914928), (138, 2851560), (144, 2732745), (178, 2210760), (180, 2186196), (184, 2138670), (207, 1901040), (216, 1821830), (230, 1710936), (240, 1639647), (267, 1473840), (270, 1457464), (276, 1425780), (345, 1140624), (356, 1105380), (360, 1093098), (368, 1069335), (414, 950520), (432, 910915), (445, 884304), (460, 855468), (534, 736920), (540, 728732), (552, 712890), (621, 633680), (690, 570312), (712, 552690), (720, 546549), (801, 491280), (828, 475260), (890, 442152), (920, 427734), (1035, 380208), (1068, 368460), (1080, 364366), (1104, 356445), (1242, 316840), (1335, 294768), (1380, 285156), (1424, 276345), (1602, 245640), (1656, 237630), (1780, 221076), (1840, 213867), (2047, 192240), (2070, 190104), (2136, 184230), (2160, 182183), (2403, 163760), (2484, 158420), (2670, 147384), (2760, 142578), (3105, 126736), (3204, 122820), (3312, 118815), (3560, 110538), (4005, 98256), (4094, 96120), (4140, 95052), (4272, 92115), (4806, 81880), (4968, 79210), (5340, 73692), (5520, 71289), (6141, 64080), (6210, 63368), (6408, 61410), (7120, 55269), (7921, 49680), (8010, 49128), (8188, 48060), (8280, 47526), (9612, 40940), (9936, 39605), (10235, 38448), (10680, 36846), (12015, 32752), (12282, 32040), (12420, 31684), (12816, 30705), (15842, 24840), (16020, 24564), (16376, 24030), (16560, 23763), (18423, 21360), (19224, 20470)]