223845375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 128

約数和(自身を含む): 442181376

約数和(自身を除く): 218336001

約数列:

[1, 3, 5, 13, 15, 17, 25, 37, 39, 51, 65, 73, 75, 85, 111, 125, 185, 195, 219, 221, 255, 325, 365, 375, 425, 481, 555, 629, 663, 925, 949, 975, 1095, 1105, 1241, 1275, 1443, 1625, 1825, 1887, 2125, 2405, 2701, 2775, 2847, 3145, 3315, 3723, 4625, 4745, 4875, 5475, 5525, 6205, 6375, 7215, 8103, 8177, 9125, 9435, 12025, 13505, 13875, 14235, 15725, 16133, 16575, 18615, 23725, 24531, 27375, 27625, 31025, 35113, 36075, 40515, 40885, 45917, 47175, 48399, 60125, 67525, 71175, 78625, 80665, 82875, 93075, 105339, 118625, 122655, 137751, 155125, 175565, 180375, 202575, 204425, 229585, 235875, 241995, 337625, 355875, 403325, 465375, 526695, 596921, 613275, 688755, 877825, 1012875, 1022125, 1147925, 1209975, 1790763, 2016625, 2633475, 2984605, 3066375, 3443775, 4389125, 5739625, 6049875, 8953815, 13167375, 14923025, 17218875, 44769075, 74615125, 223845375]

約数ペア:

[(1, 223845375), (3, 74615125), (5, 44769075), (13, 17218875), (15, 14923025), (17, 13167375), (25, 8953815), (37, 6049875), (39, 5739625), (51, 4389125), (65, 3443775), (73, 3066375), (75, 2984605), (85, 2633475), (111, 2016625), (125, 1790763), (185, 1209975), (195, 1147925), (219, 1022125), (221, 1012875), (255, 877825), (325, 688755), (365, 613275), (375, 596921), (425, 526695), (481, 465375), (555, 403325), (629, 355875), (663, 337625), (925, 241995), (949, 235875), (975, 229585), (1095, 204425), (1105, 202575), (1241, 180375), (1275, 175565), (1443, 155125), (1625, 137751), (1825, 122655), (1887, 118625), (2125, 105339), (2405, 93075), (2701, 82875), (2775, 80665), (2847, 78625), (3145, 71175), (3315, 67525), (3723, 60125), (4625, 48399), (4745, 47175), (4875, 45917), (5475, 40885), (5525, 40515), (6205, 36075), (6375, 35113), (7215, 31025), (8103, 27625), (8177, 27375), (9125, 24531), (9435, 23725), (12025, 18615), (13505, 16575), (13875, 16133), (14235, 15725)]