316978875

素因数分解:

$3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 603532800

約数和(自身を除く): 286553925

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 61, 75, 93, 125, 149, 155, 183, 225, 279, 305, 375, 447, 465, 549, 745, 775, 915, 1125, 1341, 1395, 1525, 1891, 2235, 2325, 2745, 3725, 3875, 4575, 4619, 5673, 6705, 6975, 7625, 9089, 9455, 11175, 11625, 13725, 13857, 17019, 18625, 22875, 23095, 27267, 28365, 33525, 34875, 41571, 45445, 47275, 55875, 68625, 69285, 81801, 85095, 115475, 136335, 141825, 167625, 207855, 227225, 236375, 281759, 346425, 409005, 425475, 577375, 681675, 709125, 845277, 1039275, 1136125, 1408795, 1732125, 2045025, 2127375, 2535831, 3408375, 4226385, 5196375, 7043975, 10225125, 12679155, 21131925, 35219875, 63395775, 105659625, 316978875]

約数ペア:

[(1, 316978875), (3, 105659625), (5, 63395775), (9, 35219875), (15, 21131925), (25, 12679155), (31, 10225125), (45, 7043975), (61, 5196375), (75, 4226385), (93, 3408375), (125, 2535831), (149, 2127375), (155, 2045025), (183, 1732125), (225, 1408795), (279, 1136125), (305, 1039275), (375, 845277), (447, 709125), (465, 681675), (549, 577375), (745, 425475), (775, 409005), (915, 346425), (1125, 281759), (1341, 236375), (1395, 227225), (1525, 207855), (1891, 167625), (2235, 141825), (2325, 136335), (2745, 115475), (3725, 85095), (3875, 81801), (4575, 69285), (4619, 68625), (5673, 55875), (6705, 47275), (6975, 45445), (7625, 41571), (9089, 34875), (9455, 33525), (11175, 28365), (11625, 27267), (13725, 23095), (13857, 22875), (17019, 18625)]