142638750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:468

約数の個数: 120

約数和(自身を含む): 399622080

約数和(自身を除く): 256983330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 125, 150, 155, 186, 225, 250, 279, 310, 375, 409, 450, 465, 558, 625, 750, 775, 818, 930, 1125, 1227, 1250, 1395, 1550, 1875, 2045, 2250, 2325, 2454, 2790, 3681, 3750, 3875, 4090, 4650, 5625, 6135, 6975, 7362, 7750, 10225, 11250, 11625, 12270, 12679, 13950, 18405, 19375, 20450, 23250, 25358, 30675, 34875, 36810, 38037, 38750, 51125, 58125, 61350, 63395, 69750, 76074, 92025, 102250, 114111, 116250, 126790, 153375, 174375, 184050, 190185, 228222, 255625, 306750, 316975, 348750, 380370, 460125, 511250, 570555, 633950, 766875, 920250, 950925, 1141110, 1533750, 1584875, 1901850, 2300625, 2852775, 3169750, 4601250, 4754625, 5705550, 7924375, 9509250, 14263875, 15848750, 23773125, 28527750, 47546250, 71319375, 142638750]

約数ペア:

[(1, 142638750), (2, 71319375), (3, 47546250), (5, 28527750), (6, 23773125), (9, 15848750), (10, 14263875), (15, 9509250), (18, 7924375), (25, 5705550), (30, 4754625), (31, 4601250), (45, 3169750), (50, 2852775), (62, 2300625), (75, 1901850), (90, 1584875), (93, 1533750), (125, 1141110), (150, 950925), (155, 920250), (186, 766875), (225, 633950), (250, 570555), (279, 511250), (310, 460125), (375, 380370), (409, 348750), (450, 316975), (465, 306750), (558, 255625), (625, 228222), (750, 190185), (775, 184050), (818, 174375), (930, 153375), (1125, 126790), (1227, 116250), (1250, 114111), (1395, 102250), (1550, 92025), (1875, 76074), (2045, 69750), (2250, 63395), (2325, 61350), (2454, 58125), (2790, 51125), (3681, 38750), (3750, 38037), (3875, 36810), (4090, 34875), (4650, 30675), (5625, 25358), (6135, 23250), (6975, 20450), (7362, 19375), (7750, 18405), (10225, 13950), (11250, 12679), (11625, 12270)]