78001200

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:532

約数の個数: 180

約数和(自身を含む): 277044768

約数和(自身を除く): 199043568

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 47, 48, 50, 60, 72, 75, 80, 90, 94, 100, 120, 141, 144, 150, 180, 188, 200, 225, 235, 240, 282, 300, 360, 376, 400, 423, 450, 461, 470, 564, 600, 705, 720, 752, 846, 900, 922, 940, 1128, 1175, 1200, 1383, 1410, 1692, 1800, 1844, 1880, 2115, 2256, 2305, 2350, 2766, 2820, 3384, 3525, 3600, 3688, 3760, 4149, 4230, 4610, 4700, 5532, 5640, 6768, 6915, 7050, 7376, 8298, 8460, 9220, 9400, 10575, 11064, 11280, 11525, 13830, 14100, 16596, 16920, 18440, 18800, 20745, 21150, 21667, 22128, 23050, 27660, 28200, 33192, 33840, 34575, 36880, 41490, 42300, 43334, 46100, 55320, 56400, 65001, 66384, 69150, 82980, 84600, 86668, 92200, 103725, 108335, 110640, 130002, 138300, 165960, 169200, 173336, 184400, 195003, 207450, 216670, 260004, 276600, 325005, 331920, 346672, 390006, 414900, 433340, 520008, 541675, 553200, 650010, 780012, 829800, 866680, 975015, 1040016, 1083350, 1300020, 1560024, 1625025, 1659600, 1733360, 1950030, 2166700, 2600040, 3120048, 3250050, 3900060, 4333400, 4875075, 5200080, 6500100, 7800120, 8666800, 9750150, 13000200, 15600240, 19500300, 26000400, 39000600, 78001200]

約数ペア:

[(1, 78001200), (2, 39000600), (3, 26000400), (4, 19500300), (5, 15600240), (6, 13000200), (8, 9750150), (9, 8666800), (10, 7800120), (12, 6500100), (15, 5200080), (16, 4875075), (18, 4333400), (20, 3900060), (24, 3250050), (25, 3120048), (30, 2600040), (36, 2166700), (40, 1950030), (45, 1733360), (47, 1659600), (48, 1625025), (50, 1560024), (60, 1300020), (72, 1083350), (75, 1040016), (80, 975015), (90, 866680), (94, 829800), (100, 780012), (120, 650010), (141, 553200), (144, 541675), (150, 520008), (180, 433340), (188, 414900), (200, 390006), (225, 346672), (235, 331920), (240, 325005), (282, 276600), (300, 260004), (360, 216670), (376, 207450), (400, 195003), (423, 184400), (450, 173336), (461, 169200), (470, 165960), (564, 138300), (600, 130002), (705, 110640), (720, 108335), (752, 103725), (846, 92200), (900, 86668), (922, 84600), (940, 82980), (1128, 69150), (1175, 66384), (1200, 65001), (1383, 56400), (1410, 55320), (1692, 46100), (1800, 43334), (1844, 42300), (1880, 41490), (2115, 36880), (2256, 34575), (2305, 33840), (2350, 33192), (2766, 28200), (2820, 27660), (3384, 23050), (3525, 22128), (3600, 21667), (3688, 21150), (3760, 20745), (4149, 18800), (4230, 18440), (4610, 16920), (4700, 16596), (5532, 14100), (5640, 13830), (6768, 11525), (6915, 11280), (7050, 11064), (7376, 10575), (8298, 9400), (8460, 9220)]