71963580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 224308224

約数和(自身を除く): 152344644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 47, 52, 60, 65, 78, 94, 130, 141, 151, 156, 169, 188, 195, 235, 260, 282, 302, 338, 390, 453, 470, 507, 564, 604, 611, 676, 705, 755, 780, 845, 906, 940, 1014, 1222, 1410, 1510, 1690, 1812, 1833, 1963, 2028, 2265, 2444, 2535, 2820, 3020, 3055, 3380, 3666, 3926, 4530, 5070, 5889, 6110, 7097, 7332, 7852, 7943, 9060, 9165, 9815, 10140, 11778, 12220, 14194, 15886, 18330, 19630, 21291, 23556, 23829, 25519, 28388, 29445, 31772, 35485, 36660, 39260, 39715, 42582, 47658, 51038, 58890, 70970, 76557, 79430, 85164, 92261, 95316, 102076, 106455, 117780, 119145, 127595, 141940, 153114, 158860, 184522, 212910, 238290, 255190, 276783, 306228, 369044, 382785, 425820, 461305, 476580, 510380, 553566, 765570, 922610, 1107132, 1199393, 1383915, 1531140, 1845220, 2398786, 2767830, 3598179, 4797572, 5535660, 5996965, 7196358, 11993930, 14392716, 17990895, 23987860, 35981790, 71963580]

約数ペア:

[(1, 71963580), (2, 35981790), (3, 23987860), (4, 17990895), (5, 14392716), (6, 11993930), (10, 7196358), (12, 5996965), (13, 5535660), (15, 4797572), (20, 3598179), (26, 2767830), (30, 2398786), (39, 1845220), (47, 1531140), (52, 1383915), (60, 1199393), (65, 1107132), (78, 922610), (94, 765570), (130, 553566), (141, 510380), (151, 476580), (156, 461305), (169, 425820), (188, 382785), (195, 369044), (235, 306228), (260, 276783), (282, 255190), (302, 238290), (338, 212910), (390, 184522), (453, 158860), (470, 153114), (507, 141940), (564, 127595), (604, 119145), (611, 117780), (676, 106455), (705, 102076), (755, 95316), (780, 92261), (845, 85164), (906, 79430), (940, 76557), (1014, 70970), (1222, 58890), (1410, 51038), (1510, 47658), (1690, 42582), (1812, 39715), (1833, 39260), (1963, 36660), (2028, 35485), (2265, 31772), (2444, 29445), (2535, 28388), (2820, 25519), (3020, 23829), (3055, 23556), (3380, 21291), (3666, 19630), (3926, 18330), (4530, 15886), (5070, 14194), (5889, 12220), (6110, 11778), (7097, 10140), (7332, 9815), (7852, 9165), (7943, 9060)]