18722250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 51908688

約数和(自身を除く): 33186438

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 53, 75, 90, 106, 125, 150, 157, 159, 225, 250, 265, 314, 318, 375, 450, 471, 477, 530, 750, 785, 795, 942, 954, 1125, 1325, 1413, 1570, 1590, 2250, 2355, 2385, 2650, 2826, 3925, 3975, 4710, 4770, 6625, 7065, 7850, 7950, 8321, 11775, 11925, 13250, 14130, 16642, 19625, 19875, 23550, 23850, 24963, 35325, 39250, 39750, 41605, 49926, 58875, 59625, 70650, 74889, 83210, 117750, 119250, 124815, 149778, 176625, 208025, 249630, 353250, 374445, 416050, 624075, 748890, 1040125, 1248150, 1872225, 2080250, 3120375, 3744450, 6240750, 9361125, 18722250]

約数ペア:

[(1, 18722250), (2, 9361125), (3, 6240750), (5, 3744450), (6, 3120375), (9, 2080250), (10, 1872225), (15, 1248150), (18, 1040125), (25, 748890), (30, 624075), (45, 416050), (50, 374445), (53, 353250), (75, 249630), (90, 208025), (106, 176625), (125, 149778), (150, 124815), (157, 119250), (159, 117750), (225, 83210), (250, 74889), (265, 70650), (314, 59625), (318, 58875), (375, 49926), (450, 41605), (471, 39750), (477, 39250), (530, 35325), (750, 24963), (785, 23850), (795, 23550), (942, 19875), (954, 19625), (1125, 16642), (1325, 14130), (1413, 13250), (1570, 11925), (1590, 11775), (2250, 8321), (2355, 7950), (2385, 7850), (2650, 7065), (2826, 6625), (3925, 4770), (3975, 4710)]