75031740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 216

約数和(自身を含む): 271881792

約数和(自身を除く): 196850052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 49, 60, 63, 70, 84, 90, 94, 98, 105, 126, 140, 141, 147, 180, 181, 188, 196, 210, 235, 245, 252, 282, 294, 315, 329, 362, 420, 423, 441, 470, 490, 543, 564, 588, 630, 658, 705, 724, 735, 846, 882, 905, 940, 980, 987, 1086, 1260, 1267, 1316, 1410, 1470, 1629, 1645, 1692, 1764, 1810, 1974, 2115, 2172, 2205, 2303, 2534, 2715, 2820, 2940, 2961, 3258, 3290, 3620, 3801, 3948, 4230, 4410, 4606, 4935, 5068, 5430, 5922, 6335, 6516, 6580, 6909, 7602, 8145, 8460, 8507, 8820, 8869, 9212, 9870, 10860, 11403, 11515, 11844, 12670, 13818, 14805, 15204, 16290, 17014, 17738, 19005, 19740, 20727, 22806, 23030, 25340, 25521, 26607, 27636, 29610, 32580, 34028, 34545, 35476, 38010, 41454, 42535, 44345, 45612, 46060, 51042, 53214, 57015, 59220, 59549, 69090, 76020, 76563, 79821, 82908, 85070, 88690, 102084, 103635, 106428, 114030, 119098, 127605, 133035, 138180, 153126, 159642, 170140, 177380, 178647, 207270, 228060, 238196, 255210, 266070, 297745, 306252, 319284, 357294, 382815, 399105, 414540, 416843, 510420, 532140, 535941, 595490, 714588, 765630, 798210, 833686, 893235, 1071882, 1190980, 1250529, 1531260, 1596420, 1667372, 1786470, 2084215, 2143764, 2501058, 2679705, 3572940, 3751587, 4168430, 5002116, 5359410, 6252645, 7503174, 8336860, 10718820, 12505290, 15006348, 18757935, 25010580, 37515870, 75031740]

約数ペア:

[(1, 75031740), (2, 37515870), (3, 25010580), (4, 18757935), (5, 15006348), (6, 12505290), (7, 10718820), (9, 8336860), (10, 7503174), (12, 6252645), (14, 5359410), (15, 5002116), (18, 4168430), (20, 3751587), (21, 3572940), (28, 2679705), (30, 2501058), (35, 2143764), (36, 2084215), (42, 1786470), (45, 1667372), (47, 1596420), (49, 1531260), (60, 1250529), (63, 1190980), (70, 1071882), (84, 893235), (90, 833686), (94, 798210), (98, 765630), (105, 714588), (126, 595490), (140, 535941), (141, 532140), (147, 510420), (180, 416843), (181, 414540), (188, 399105), (196, 382815), (210, 357294), (235, 319284), (245, 306252), (252, 297745), (282, 266070), (294, 255210), (315, 238196), (329, 228060), (362, 207270), (420, 178647), (423, 177380), (441, 170140), (470, 159642), (490, 153126), (543, 138180), (564, 133035), (588, 127605), (630, 119098), (658, 114030), (705, 106428), (724, 103635), (735, 102084), (846, 88690), (882, 85070), (905, 82908), (940, 79821), (980, 76563), (987, 76020), (1086, 69090), (1260, 59549), (1267, 59220), (1316, 57015), (1410, 53214), (1470, 51042), (1629, 46060), (1645, 45612), (1692, 44345), (1764, 42535), (1810, 41454), (1974, 38010), (2115, 35476), (2172, 34545), (2205, 34028), (2303, 32580), (2534, 29610), (2715, 27636), (2820, 26607), (2940, 25521), (2961, 25340), (3258, 23030), (3290, 22806), (3620, 20727), (3801, 19740), (3948, 19005), (4230, 17738), (4410, 17014), (4606, 16290), (4935, 15204), (5068, 14805), (5430, 13818), (5922, 12670), (6335, 11844), (6516, 11515), (6580, 11403), (6909, 10860), (7602, 9870), (8145, 9212), (8460, 8869), (8507, 8820)]