7800120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 25945920

約数和(自身を除く): 18145800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 461, 470, 564, 705, 846, 922, 940, 1128, 1383, 1410, 1692, 1844, 1880, 2115, 2305, 2766, 2820, 3384, 3688, 4149, 4230, 4610, 5532, 5640, 6915, 8298, 8460, 9220, 11064, 13830, 16596, 16920, 18440, 20745, 21667, 27660, 33192, 41490, 43334, 55320, 65001, 82980, 86668, 108335, 130002, 165960, 173336, 195003, 216670, 260004, 325005, 390006, 433340, 520008, 650010, 780012, 866680, 975015, 1300020, 1560024, 1950030, 2600040, 3900060, 7800120]

約数ペア:

[(1, 7800120), (2, 3900060), (3, 2600040), (4, 1950030), (5, 1560024), (6, 1300020), (8, 975015), (9, 866680), (10, 780012), (12, 650010), (15, 520008), (18, 433340), (20, 390006), (24, 325005), (30, 260004), (36, 216670), (40, 195003), (45, 173336), (47, 165960), (60, 130002), (72, 108335), (90, 86668), (94, 82980), (120, 65001), (141, 55320), (180, 43334), (188, 41490), (235, 33192), (282, 27660), (360, 21667), (376, 20745), (423, 18440), (461, 16920), (470, 16596), (564, 13830), (705, 11064), (846, 9220), (922, 8460), (940, 8298), (1128, 6915), (1383, 5640), (1410, 5532), (1692, 4610), (1844, 4230), (1880, 4149), (2115, 3688), (2305, 3384), (2766, 2820)]