159600240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2056

約数の個数: 160

約数和(自身を含む): 564874560

約数和(自身を除く): 405274320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 240, 270, 296, 333, 360, 370, 432, 444, 540, 555, 592, 666, 720, 740, 888, 999, 1080, 1110, 1332, 1480, 1665, 1776, 1997, 1998, 2160, 2220, 2664, 2960, 3330, 3994, 3996, 4440, 4995, 5328, 5991, 6660, 7988, 7992, 8880, 9985, 9990, 11982, 13320, 15976, 15984, 17973, 19970, 19980, 23964, 26640, 29955, 31952, 35946, 39940, 39960, 47928, 53919, 59910, 71892, 73889, 79880, 79920, 89865, 95856, 107838, 119820, 143784, 147778, 159760, 179730, 215676, 221667, 239640, 269595, 287568, 295556, 359460, 369445, 431352, 443334, 479280, 539190, 591112, 665001, 718920, 738890, 862704, 886668, 1078380, 1108335, 1182224, 1330002, 1437840, 1477780, 1773336, 1995003, 2156760, 2216670, 2660004, 2955560, 3325005, 3546672, 3990006, 4313520, 4433340, 5320008, 5911120, 6650010, 7980012, 8866680, 9975015, 10640016, 13300020, 15960024, 17733360, 19950030, 26600040, 31920048, 39900060, 53200080, 79800120, 159600240]

約数ペア:

[(1, 159600240), (2, 79800120), (3, 53200080), (4, 39900060), (5, 31920048), (6, 26600040), (8, 19950030), (9, 17733360), (10, 15960024), (12, 13300020), (15, 10640016), (16, 9975015), (18, 8866680), (20, 7980012), (24, 6650010), (27, 5911120), (30, 5320008), (36, 4433340), (37, 4313520), (40, 3990006), (45, 3546672), (48, 3325005), (54, 2955560), (60, 2660004), (72, 2216670), (74, 2156760), (80, 1995003), (90, 1773336), (108, 1477780), (111, 1437840), (120, 1330002), (135, 1182224), (144, 1108335), (148, 1078380), (180, 886668), (185, 862704), (216, 738890), (222, 718920), (240, 665001), (270, 591112), (296, 539190), (333, 479280), (360, 443334), (370, 431352), (432, 369445), (444, 359460), (540, 295556), (555, 287568), (592, 269595), (666, 239640), (720, 221667), (740, 215676), (888, 179730), (999, 159760), (1080, 147778), (1110, 143784), (1332, 119820), (1480, 107838), (1665, 95856), (1776, 89865), (1997, 79920), (1998, 79880), (2160, 73889), (2220, 71892), (2664, 59910), (2960, 53919), (3330, 47928), (3994, 39960), (3996, 39940), (4440, 35946), (4995, 31952), (5328, 29955), (5991, 26640), (6660, 23964), (7988, 19980), (7992, 19970), (8880, 17973), (9985, 15984), (9990, 15976), (11982, 13320)]