18483750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 120

約数和(自身を含む): 52633152

約数和(自身を除く): 34149402

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 53, 62, 75, 90, 93, 106, 125, 150, 155, 159, 186, 225, 250, 265, 279, 310, 318, 375, 450, 465, 477, 530, 558, 625, 750, 775, 795, 930, 954, 1125, 1250, 1325, 1395, 1550, 1590, 1643, 1875, 2250, 2325, 2385, 2650, 2790, 3286, 3750, 3875, 3975, 4650, 4770, 4929, 5625, 6625, 6975, 7750, 7950, 8215, 9858, 11250, 11625, 11925, 13250, 13950, 14787, 16430, 19375, 19875, 23250, 23850, 24645, 29574, 33125, 34875, 38750, 39750, 41075, 49290, 58125, 59625, 66250, 69750, 73935, 82150, 99375, 116250, 119250, 123225, 147870, 174375, 198750, 205375, 246450, 298125, 348750, 369675, 410750, 596250, 616125, 739350, 1026875, 1232250, 1848375, 2053750, 3080625, 3696750, 6161250, 9241875, 18483750]

約数ペア:

[(1, 18483750), (2, 9241875), (3, 6161250), (5, 3696750), (6, 3080625), (9, 2053750), (10, 1848375), (15, 1232250), (18, 1026875), (25, 739350), (30, 616125), (31, 596250), (45, 410750), (50, 369675), (53, 348750), (62, 298125), (75, 246450), (90, 205375), (93, 198750), (106, 174375), (125, 147870), (150, 123225), (155, 119250), (159, 116250), (186, 99375), (225, 82150), (250, 73935), (265, 69750), (279, 66250), (310, 59625), (318, 58125), (375, 49290), (450, 41075), (465, 39750), (477, 38750), (530, 34875), (558, 33125), (625, 29574), (750, 24645), (775, 23850), (795, 23250), (930, 19875), (954, 19375), (1125, 16430), (1250, 14787), (1325, 13950), (1395, 13250), (1550, 11925), (1590, 11625), (1643, 11250), (1875, 9858), (2250, 8215), (2325, 7950), (2385, 7750), (2650, 6975), (2790, 6625), (3286, 5625), (3750, 4929), (3875, 4770), (3975, 4650)]