646960080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6749

約数の個数: 160

約数和(自身を含む): 2229857280

約数和(自身を除く): 1582897200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2418, 2480, 3120, 3224, 3720, 4030, 4836, 6045, 6448, 6689, 7440, 8060, 9672, 12090, 13378, 16120, 19344, 20067, 24180, 26756, 32240, 33445, 40134, 48360, 53512, 66890, 80268, 86957, 96720, 100335, 107024, 133780, 160536, 173914, 200670, 207359, 260871, 267560, 321072, 347828, 401340, 414718, 434785, 521742, 535120, 622077, 695656, 802680, 829436, 869570, 1036795, 1043484, 1244154, 1304355, 1391312, 1605360, 1658872, 1739140, 2073590, 2086968, 2488308, 2608710, 2695667, 3110385, 3317744, 3478280, 4147180, 4173936, 4976616, 5217420, 5391334, 6220770, 6956560, 8087001, 8294360, 9953232, 10434840, 10782668, 12441540, 13478335, 16174002, 16588720, 20869680, 21565336, 24883080, 26956670, 32348004, 40435005, 43130672, 49766160, 53913340, 64696008, 80870010, 107826680, 129392016, 161740020, 215653360, 323480040, 646960080]

約数ペア:

[(1, 646960080), (2, 323480040), (3, 215653360), (4, 161740020), (5, 129392016), (6, 107826680), (8, 80870010), (10, 64696008), (12, 53913340), (13, 49766160), (15, 43130672), (16, 40435005), (20, 32348004), (24, 26956670), (26, 24883080), (30, 21565336), (31, 20869680), (39, 16588720), (40, 16174002), (48, 13478335), (52, 12441540), (60, 10782668), (62, 10434840), (65, 9953232), (78, 8294360), (80, 8087001), (93, 6956560), (104, 6220770), (120, 5391334), (124, 5217420), (130, 4976616), (155, 4173936), (156, 4147180), (186, 3478280), (195, 3317744), (208, 3110385), (240, 2695667), (248, 2608710), (260, 2488308), (310, 2086968), (312, 2073590), (372, 1739140), (390, 1658872), (403, 1605360), (465, 1391312), (496, 1304355), (520, 1244154), (620, 1043484), (624, 1036795), (744, 869570), (780, 829436), (806, 802680), (930, 695656), (1040, 622077), (1209, 535120), (1240, 521742), (1488, 434785), (1560, 414718), (1612, 401340), (1860, 347828), (2015, 321072), (2418, 267560), (2480, 260871), (3120, 207359), (3224, 200670), (3720, 173914), (4030, 160536), (4836, 133780), (6045, 107024), (6448, 100335), (6689, 96720), (7440, 86957), (8060, 80268), (9672, 66890), (12090, 53512), (13378, 48360), (16120, 40134), (19344, 33445), (20067, 32240), (24180, 26756)]