31200480

素因数分解:

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

素因数の和:529

約数の個数: 144

約数和(自身を含む): 108972864

約数和(自身を除く): 77772384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 461, 470, 480, 564, 705, 720, 752, 846, 922, 940, 1128, 1383, 1410, 1440, 1504, 1692, 1844, 1880, 2115, 2256, 2305, 2766, 2820, 3384, 3688, 3760, 4149, 4230, 4512, 4610, 5532, 5640, 6768, 6915, 7376, 7520, 8298, 8460, 9220, 11064, 11280, 13536, 13830, 14752, 16596, 16920, 18440, 20745, 21667, 22128, 22560, 27660, 33192, 33840, 36880, 41490, 43334, 44256, 55320, 65001, 66384, 67680, 73760, 82980, 86668, 108335, 110640, 130002, 132768, 165960, 173336, 195003, 216670, 221280, 260004, 325005, 331920, 346672, 390006, 433340, 520008, 650010, 663840, 693344, 780012, 866680, 975015, 1040016, 1300020, 1560024, 1733360, 1950030, 2080032, 2600040, 3120048, 3466720, 3900060, 5200080, 6240096, 7800120, 10400160, 15600240, 31200480]

約数ペア:

[(1, 31200480), (2, 15600240), (3, 10400160), (4, 7800120), (5, 6240096), (6, 5200080), (8, 3900060), (9, 3466720), (10, 3120048), (12, 2600040), (15, 2080032), (16, 1950030), (18, 1733360), (20, 1560024), (24, 1300020), (30, 1040016), (32, 975015), (36, 866680), (40, 780012), (45, 693344), (47, 663840), (48, 650010), (60, 520008), (72, 433340), (80, 390006), (90, 346672), (94, 331920), (96, 325005), (120, 260004), (141, 221280), (144, 216670), (160, 195003), (180, 173336), (188, 165960), (235, 132768), (240, 130002), (282, 110640), (288, 108335), (360, 86668), (376, 82980), (423, 73760), (461, 67680), (470, 66384), (480, 65001), (564, 55320), (705, 44256), (720, 43334), (752, 41490), (846, 36880), (922, 33840), (940, 33192), (1128, 27660), (1383, 22560), (1410, 22128), (1440, 21667), (1504, 20745), (1692, 18440), (1844, 16920), (1880, 16596), (2115, 14752), (2256, 13830), (2305, 13536), (2766, 11280), (2820, 11064), (3384, 9220), (3688, 8460), (3760, 8298), (4149, 7520), (4230, 7376), (4512, 6915), (4610, 6768), (5532, 5640)]