640901160

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1$

素因数の和:430

約数の個数: 320

約数和(自身を含む): 2352240000

約数和(自身を除く): 1711338840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 29, 30, 36, 38, 40, 45, 54, 57, 58, 60, 72, 76, 81, 87, 90, 95, 108, 114, 116, 120, 135, 145, 152, 162, 171, 174, 180, 190, 216, 228, 232, 261, 270, 285, 290, 324, 342, 348, 359, 360, 380, 405, 435, 456, 513, 522, 540, 551, 570, 580, 648, 684, 696, 718, 760, 783, 810, 855, 870, 1026, 1044, 1077, 1080, 1102, 1140, 1160, 1305, 1368, 1436, 1539, 1566, 1620, 1653, 1710, 1740, 1795, 2052, 2088, 2154, 2204, 2280, 2349, 2565, 2610, 2755, 2872, 3078, 3132, 3231, 3240, 3306, 3420, 3480, 3590, 3915, 4104, 4308, 4408, 4698, 4959, 5130, 5220, 5385, 5510, 6156, 6264, 6462, 6612, 6821, 6840, 7180, 7695, 7830, 8265, 8616, 9396, 9693, 9918, 10260, 10411, 10440, 10770, 11020, 11745, 12312, 12924, 13224, 13642, 14360, 14877, 15390, 15660, 16155, 16530, 18792, 19386, 19836, 20463, 20520, 20822, 21540, 22040, 23490, 24795, 25848, 27284, 29079, 29754, 30780, 31233, 31320, 32310, 33060, 34105, 38772, 39672, 40926, 41644, 43080, 44631, 46980, 48465, 49590, 52055, 54568, 58158, 59508, 61389, 61560, 62466, 64620, 66120, 68210, 74385, 77544, 81852, 83288, 89262, 93699, 93960, 96930, 99180, 102315, 104110, 116316, 119016, 122778, 124932, 129240, 136420, 145395, 148770, 156165, 163704, 178524, 184167, 187398, 193860, 197809, 198360, 204630, 208220, 223155, 232632, 245556, 249864, 272840, 281097, 290790, 297540, 306945, 312330, 357048, 368334, 374796, 387720, 395618, 409260, 416440, 446310, 468495, 491112, 552501, 562194, 581580, 593427, 595080, 613890, 624660, 736668, 749592, 791236, 818520, 843291, 892620, 920835, 936990, 989045, 1105002, 1124388, 1163160, 1186854, 1227780, 1249320, 1405485, 1473336, 1582472, 1686582, 1780281, 1785240, 1841670, 1873980, 1978090, 2210004, 2248776, 2373708, 2455560, 2762505, 2810970, 2967135, 3373164, 3560562, 3683340, 3747960, 3956180, 4216455, 4420008, 4747416, 5340843, 5525010, 5621940, 5934270, 6746328, 7121124, 7366680, 7912360, 8432910, 8901405, 10681686, 11050020, 11243880, 11868540, 14242248, 16022529, 16865820, 17802810, 21363372, 22100040, 23737080, 26704215, 32045058, 33731640, 35605620, 42726744, 53408430, 64090116, 71211240, 80112645, 106816860, 128180232, 160225290, 213633720, 320450580, 640901160]

約数ペア:

[(1, 640901160), (2, 320450580), (3, 213633720), (4, 160225290), (5, 128180232), (6, 106816860), (8, 80112645), (9, 71211240), (10, 64090116), (12, 53408430), (15, 42726744), (18, 35605620), (19, 33731640), (20, 32045058), (24, 26704215), (27, 23737080), (29, 22100040), (30, 21363372), (36, 17802810), (38, 16865820), (40, 16022529), (45, 14242248), (54, 11868540), (57, 11243880), (58, 11050020), (60, 10681686), (72, 8901405), (76, 8432910), (81, 7912360), (87, 7366680), (90, 7121124), (95, 6746328), (108, 5934270), (114, 5621940), (116, 5525010), (120, 5340843), (135, 4747416), (145, 4420008), (152, 4216455), (162, 3956180), (171, 3747960), (174, 3683340), (180, 3560562), (190, 3373164), (216, 2967135), (228, 2810970), (232, 2762505), (261, 2455560), (270, 2373708), (285, 2248776), (290, 2210004), (324, 1978090), (342, 1873980), (348, 1841670), (359, 1785240), (360, 1780281), (380, 1686582), (405, 1582472), (435, 1473336), (456, 1405485), (513, 1249320), (522, 1227780), (540, 1186854), (551, 1163160), (570, 1124388), (580, 1105002), (648, 989045), (684, 936990), (696, 920835), (718, 892620), (760, 843291), (783, 818520), (810, 791236), (855, 749592), (870, 736668), (1026, 624660), (1044, 613890), (1077, 595080), (1080, 593427), (1102, 581580), (1140, 562194), (1160, 552501), (1305, 491112), (1368, 468495), (1436, 446310), (1539, 416440), (1566, 409260), (1620, 395618), (1653, 387720), (1710, 374796), (1740, 368334), (1795, 357048), (2052, 312330), (2088, 306945), (2154, 297540), (2204, 290790), (2280, 281097), (2349, 272840), (2565, 249864), (2610, 245556), (2755, 232632), (2872, 223155), (3078, 208220), (3132, 204630), (3231, 198360), (3240, 197809), (3306, 193860), (3420, 187398), (3480, 184167), (3590, 178524), (3915, 163704), (4104, 156165), (4308, 148770), (4408, 145395), (4698, 136420), (4959, 129240), (5130, 124932), (5220, 122778), (5385, 119016), (5510, 116316), (6156, 104110), (6264, 102315), (6462, 99180), (6612, 96930), (6821, 93960), (6840, 93699), (7180, 89262), (7695, 83288), (7830, 81852), (8265, 77544), (8616, 74385), (9396, 68210), (9693, 66120), (9918, 64620), (10260, 62466), (10411, 61560), (10440, 61389), (10770, 59508), (11020, 58158), (11745, 54568), (12312, 52055), (12924, 49590), (13224, 48465), (13642, 46980), (14360, 44631), (14877, 43080), (15390, 41644), (15660, 40926), (16155, 39672), (16530, 38772), (18792, 34105), (19386, 33060), (19836, 32310), (20463, 31320), (20520, 31233), (20822, 30780), (21540, 29754), (22040, 29079), (23490, 27284), (24795, 25848)]