159720120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:635

約数の個数: 256

約数和(自身を含む): 625996800

約数和(自身を除く): 466276680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 54, 56, 60, 63, 70, 72, 74, 84, 90, 105, 108, 111, 120, 126, 135, 140, 148, 168, 180, 185, 189, 210, 216, 222, 252, 259, 270, 280, 296, 315, 333, 360, 370, 378, 420, 444, 504, 518, 540, 555, 571, 630, 666, 740, 756, 777, 840, 888, 945, 999, 1036, 1080, 1110, 1142, 1260, 1295, 1332, 1480, 1512, 1554, 1665, 1713, 1890, 1998, 2072, 2220, 2284, 2331, 2520, 2590, 2664, 2855, 3108, 3330, 3426, 3780, 3885, 3996, 3997, 4440, 4568, 4662, 4995, 5139, 5180, 5710, 6216, 6660, 6852, 6993, 7560, 7770, 7992, 7994, 8565, 9324, 9990, 10278, 10360, 11420, 11655, 11991, 13320, 13704, 13986, 15417, 15540, 15988, 17130, 18648, 19980, 19985, 20556, 21127, 22840, 23310, 23982, 25695, 27972, 30834, 31080, 31976, 34260, 34965, 35973, 39960, 39970, 41112, 42254, 46620, 47964, 51390, 55944, 59955, 61668, 63381, 68520, 69930, 71946, 77085, 79940, 84508, 93240, 95928, 102780, 105635, 107919, 119910, 123336, 126762, 139860, 143892, 147889, 154170, 159880, 169016, 179865, 190143, 205560, 211270, 215838, 239820, 253524, 279720, 287784, 295778, 308340, 316905, 359730, 380286, 422540, 431676, 443667, 479640, 507048, 539595, 570429, 591556, 616680, 633810, 719460, 739445, 760572, 845080, 863352, 887334, 950715, 1079190, 1140858, 1183112, 1267620, 1331001, 1438920, 1478890, 1521144, 1774668, 1901430, 2158380, 2218335, 2281716, 2535240, 2662002, 2852145, 2957780, 3549336, 3802860, 3993003, 4316760, 4436670, 4563432, 5324004, 5704290, 5915560, 6655005, 7605720, 7986006, 8873340, 10648008, 11408580, 13310010, 15972012, 17746680, 19965015, 22817160, 26620020, 31944024, 39930030, 53240040, 79860060, 159720120]

約数ペア:

[(1, 159720120), (2, 79860060), (3, 53240040), (4, 39930030), (5, 31944024), (6, 26620020), (7, 22817160), (8, 19965015), (9, 17746680), (10, 15972012), (12, 13310010), (14, 11408580), (15, 10648008), (18, 8873340), (20, 7986006), (21, 7605720), (24, 6655005), (27, 5915560), (28, 5704290), (30, 5324004), (35, 4563432), (36, 4436670), (37, 4316760), (40, 3993003), (42, 3802860), (45, 3549336), (54, 2957780), (56, 2852145), (60, 2662002), (63, 2535240), (70, 2281716), (72, 2218335), (74, 2158380), (84, 1901430), (90, 1774668), (105, 1521144), (108, 1478890), (111, 1438920), (120, 1331001), (126, 1267620), (135, 1183112), (140, 1140858), (148, 1079190), (168, 950715), (180, 887334), (185, 863352), (189, 845080), (210, 760572), (216, 739445), (222, 719460), (252, 633810), (259, 616680), (270, 591556), (280, 570429), (296, 539595), (315, 507048), (333, 479640), (360, 443667), (370, 431676), (378, 422540), (420, 380286), (444, 359730), (504, 316905), (518, 308340), (540, 295778), (555, 287784), (571, 279720), (630, 253524), (666, 239820), (740, 215838), (756, 211270), (777, 205560), (840, 190143), (888, 179865), (945, 169016), (999, 159880), (1036, 154170), (1080, 147889), (1110, 143892), (1142, 139860), (1260, 126762), (1295, 123336), (1332, 119910), (1480, 107919), (1512, 105635), (1554, 102780), (1665, 95928), (1713, 93240), (1890, 84508), (1998, 79940), (2072, 77085), (2220, 71946), (2284, 69930), (2331, 68520), (2520, 63381), (2590, 61668), (2664, 59955), (2855, 55944), (3108, 51390), (3330, 47964), (3426, 46620), (3780, 42254), (3885, 41112), (3996, 39970), (3997, 39960), (4440, 35973), (4568, 34965), (4662, 34260), (4995, 31976), (5139, 31080), (5180, 30834), (5710, 27972), (6216, 25695), (6660, 23982), (6852, 23310), (6993, 22840), (7560, 21127), (7770, 20556), (7992, 19985), (7994, 19980), (8565, 18648), (9324, 17130), (9990, 15988), (10278, 15540), (10360, 15417), (11420, 13986), (11655, 13704), (11991, 13320)]