644389620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1710

約数の個数: 192

約数和(自身を含む): 2205536256

約数和(自身を除く): 1561146636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 41, 42, 46, 60, 69, 70, 82, 84, 92, 105, 115, 123, 138, 140, 161, 164, 205, 210, 230, 246, 276, 287, 322, 345, 410, 420, 460, 483, 492, 574, 615, 644, 690, 805, 820, 861, 943, 966, 1148, 1230, 1380, 1435, 1610, 1627, 1722, 1886, 1932, 2415, 2460, 2829, 2870, 3220, 3254, 3444, 3772, 4305, 4715, 4830, 4881, 5658, 5740, 6508, 6601, 8135, 8610, 9430, 9660, 9762, 11316, 11389, 13202, 14145, 16270, 17220, 18860, 19524, 19803, 22778, 24405, 26404, 28290, 32540, 33005, 34167, 37421, 39606, 45556, 48810, 56580, 56945, 66010, 66707, 68334, 74842, 79212, 97620, 99015, 112263, 113890, 132020, 133414, 136668, 149684, 170835, 187105, 198030, 200121, 224526, 227780, 261947, 266828, 333535, 341670, 374210, 396060, 400242, 449052, 466949, 523894, 561315, 667070, 683340, 748420, 785841, 800484, 933898, 1000605, 1047788, 1122630, 1309735, 1334140, 1400847, 1534261, 1571682, 1867796, 2001210, 2245260, 2334745, 2619470, 2801694, 3068522, 3143364, 3929205, 4002420, 4602783, 4669490, 5238940, 5603388, 6137044, 7004235, 7671305, 7858410, 9205566, 9338980, 10739827, 14008470, 15342610, 15716820, 18411132, 21479654, 23013915, 28016940, 30685220, 32219481, 42959308, 46027830, 53699135, 64438962, 92055660, 107398270, 128877924, 161097405, 214796540, 322194810, 644389620]

約数ペア:

[(1, 644389620), (2, 322194810), (3, 214796540), (4, 161097405), (5, 128877924), (6, 107398270), (7, 92055660), (10, 64438962), (12, 53699135), (14, 46027830), (15, 42959308), (20, 32219481), (21, 30685220), (23, 28016940), (28, 23013915), (30, 21479654), (35, 18411132), (41, 15716820), (42, 15342610), (46, 14008470), (60, 10739827), (69, 9338980), (70, 9205566), (82, 7858410), (84, 7671305), (92, 7004235), (105, 6137044), (115, 5603388), (123, 5238940), (138, 4669490), (140, 4602783), (161, 4002420), (164, 3929205), (205, 3143364), (210, 3068522), (230, 2801694), (246, 2619470), (276, 2334745), (287, 2245260), (322, 2001210), (345, 1867796), (410, 1571682), (420, 1534261), (460, 1400847), (483, 1334140), (492, 1309735), (574, 1122630), (615, 1047788), (644, 1000605), (690, 933898), (805, 800484), (820, 785841), (861, 748420), (943, 683340), (966, 667070), (1148, 561315), (1230, 523894), (1380, 466949), (1435, 449052), (1610, 400242), (1627, 396060), (1722, 374210), (1886, 341670), (1932, 333535), (2415, 266828), (2460, 261947), (2829, 227780), (2870, 224526), (3220, 200121), (3254, 198030), (3444, 187105), (3772, 170835), (4305, 149684), (4715, 136668), (4830, 133414), (4881, 132020), (5658, 113890), (5740, 112263), (6508, 99015), (6601, 97620), (8135, 79212), (8610, 74842), (9430, 68334), (9660, 66707), (9762, 66010), (11316, 56945), (11389, 56580), (13202, 48810), (14145, 45556), (16270, 39606), (17220, 37421), (18860, 34167), (19524, 33005), (19803, 32540), (22778, 28290), (24405, 26404)]