38315340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 135862272

約数和(自身を除く): 97546932

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, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 647, 658, 705, 846, 940, 987, 1260, 1294, 1316, 1410, 1645, 1692, 1941, 1974, 2115, 2588, 2820, 2961, 3235, 3290, 3882, 3948, 4230, 4529, 4935, 5823, 5922, 6470, 6580, 7764, 8460, 9058, 9705, 9870, 11646, 11844, 12940, 13587, 14805, 18116, 19410, 19740, 22645, 23292, 27174, 29115, 29610, 30409, 38820, 40761, 45290, 54348, 58230, 59220, 60818, 67935, 81522, 90580, 91227, 116460, 121636, 135870, 152045, 163044, 182454, 203805, 212863, 271740, 273681, 304090, 364908, 407610, 425726, 456135, 547362, 608180, 638589, 815220, 851452, 912270, 1064315, 1094724, 1277178, 1368405, 1824540, 1915767, 2128630, 2554356, 2736810, 3192945, 3831534, 4257260, 5473620, 6385890, 7663068, 9578835, 12771780, 19157670, 38315340]

約数ペア:

[(1, 38315340), (2, 19157670), (3, 12771780), (4, 9578835), (5, 7663068), (6, 6385890), (7, 5473620), (9, 4257260), (10, 3831534), (12, 3192945), (14, 2736810), (15, 2554356), (18, 2128630), (20, 1915767), (21, 1824540), (28, 1368405), (30, 1277178), (35, 1094724), (36, 1064315), (42, 912270), (45, 851452), (47, 815220), (60, 638589), (63, 608180), (70, 547362), (84, 456135), (90, 425726), (94, 407610), (105, 364908), (126, 304090), (140, 273681), (141, 271740), (180, 212863), (188, 203805), (210, 182454), (235, 163044), (252, 152045), (282, 135870), (315, 121636), (329, 116460), (420, 91227), (423, 90580), (470, 81522), (564, 67935), (630, 60818), (647, 59220), (658, 58230), (705, 54348), (846, 45290), (940, 40761), (987, 38820), (1260, 30409), (1294, 29610), (1316, 29115), (1410, 27174), (1645, 23292), (1692, 22645), (1941, 19740), (1974, 19410), (2115, 18116), (2588, 14805), (2820, 13587), (2961, 12940), (3235, 11844), (3290, 11646), (3882, 9870), (3948, 9705), (4230, 9058), (4529, 8460), (4935, 7764), (5823, 6580), (5922, 6470)]