307690500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:575

約数の個数: 192

約数和(自身を含む): 998000640

約数和(自身を除く): 690310140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 125, 130, 150, 155, 156, 186, 195, 250, 260, 300, 310, 325, 372, 375, 390, 403, 465, 500, 509, 620, 650, 750, 775, 780, 806, 930, 975, 1018, 1209, 1300, 1500, 1527, 1550, 1612, 1625, 1860, 1950, 2015, 2036, 2325, 2418, 2545, 3054, 3100, 3250, 3875, 3900, 4030, 4650, 4836, 4875, 5090, 6045, 6108, 6500, 6617, 7635, 7750, 8060, 9300, 9750, 10075, 10180, 11625, 12090, 12725, 13234, 15270, 15500, 15779, 19500, 19851, 20150, 23250, 24180, 25450, 26468, 30225, 30540, 31558, 33085, 38175, 39702, 40300, 46500, 47337, 50375, 50900, 60450, 63116, 63625, 66170, 76350, 78895, 79404, 94674, 99255, 100750, 120900, 127250, 132340, 151125, 152700, 157790, 165425, 189348, 190875, 198510, 201500, 205127, 236685, 254500, 302250, 315580, 330850, 381750, 394475, 397020, 410254, 473370, 496275, 604500, 615381, 661700, 763500, 788950, 820508, 827125, 946740, 992550, 1025635, 1183425, 1230762, 1577900, 1654250, 1972375, 1985100, 2051270, 2366850, 2461524, 2481375, 3076905, 3308500, 3944750, 4102540, 4733700, 4962750, 5128175, 5917125, 6153810, 7889500, 9925500, 10256350, 11834250, 12307620, 15384525, 20512700, 23668500, 25640875, 30769050, 51281750, 61538100, 76922625, 102563500, 153845250, 307690500]

約数ペア:

[(1, 307690500), (2, 153845250), (3, 102563500), (4, 76922625), (5, 61538100), (6, 51281750), (10, 30769050), (12, 25640875), (13, 23668500), (15, 20512700), (20, 15384525), (25, 12307620), (26, 11834250), (30, 10256350), (31, 9925500), (39, 7889500), (50, 6153810), (52, 5917125), (60, 5128175), (62, 4962750), (65, 4733700), (75, 4102540), (78, 3944750), (93, 3308500), (100, 3076905), (124, 2481375), (125, 2461524), (130, 2366850), (150, 2051270), (155, 1985100), (156, 1972375), (186, 1654250), (195, 1577900), (250, 1230762), (260, 1183425), (300, 1025635), (310, 992550), (325, 946740), (372, 827125), (375, 820508), (390, 788950), (403, 763500), (465, 661700), (500, 615381), (509, 604500), (620, 496275), (650, 473370), (750, 410254), (775, 397020), (780, 394475), (806, 381750), (930, 330850), (975, 315580), (1018, 302250), (1209, 254500), (1300, 236685), (1500, 205127), (1527, 201500), (1550, 198510), (1612, 190875), (1625, 189348), (1860, 165425), (1950, 157790), (2015, 152700), (2036, 151125), (2325, 132340), (2418, 127250), (2545, 120900), (3054, 100750), (3100, 99255), (3250, 94674), (3875, 79404), (3900, 78895), (4030, 76350), (4650, 66170), (4836, 63625), (4875, 63116), (5090, 60450), (6045, 50900), (6108, 50375), (6500, 47337), (6617, 46500), (7635, 40300), (7750, 39702), (8060, 38175), (9300, 33085), (9750, 31558), (10075, 30540), (10180, 30225), (11625, 26468), (12090, 25450), (12725, 24180), (13234, 23250), (15270, 20150), (15500, 19851), (15779, 19500)]