18427950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1370

約数の個数: 72

約数和(自身を含む): 51145536

約数和(自身を除く): 32717586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 150, 155, 186, 225, 279, 310, 450, 465, 558, 775, 930, 1321, 1395, 1550, 2325, 2642, 2790, 3963, 4650, 6605, 6975, 7926, 11889, 13210, 13950, 19815, 23778, 33025, 39630, 40951, 59445, 66050, 81902, 99075, 118890, 122853, 198150, 204755, 245706, 297225, 368559, 409510, 594450, 614265, 737118, 1023775, 1228530, 1842795, 2047550, 3071325, 3685590, 6142650, 9213975, 18427950]

約数ペア:

[(1, 18427950), (2, 9213975), (3, 6142650), (5, 3685590), (6, 3071325), (9, 2047550), (10, 1842795), (15, 1228530), (18, 1023775), (25, 737118), (30, 614265), (31, 594450), (45, 409510), (50, 368559), (62, 297225), (75, 245706), (90, 204755), (93, 198150), (150, 122853), (155, 118890), (186, 99075), (225, 81902), (279, 66050), (310, 59445), (450, 40951), (465, 39630), (558, 33025), (775, 23778), (930, 19815), (1321, 13950), (1395, 13210), (1550, 11889), (2325, 7926), (2642, 6975), (2790, 6605), (3963, 4650)]