68537040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 160

約数和(自身を含む): 249734016

約数和(自身を除く): 181196976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 1997, 2145, 2288, 2640, 2860, 3120, 3432, 3994, 4290, 5720, 5991, 6864, 7988, 8580, 9985, 11440, 11982, 15976, 17160, 19970, 21967, 23964, 25961, 29955, 31952, 34320, 39940, 43934, 47928, 51922, 59910, 65901, 77883, 79880, 87868, 95856, 103844, 109835, 119820, 129805, 131802, 155766, 159760, 175736, 207688, 219670, 239640, 259610, 263604, 285571, 311532, 329505, 351472, 389415, 415376, 439340, 479280, 519220, 527208, 571142, 623064, 659010, 778830, 856713, 878680, 1038440, 1054416, 1142284, 1246128, 1318020, 1427855, 1557660, 1713426, 1757360, 2076880, 2284568, 2636040, 2855710, 3115320, 3426852, 4283565, 4569136, 5272080, 5711420, 6230640, 6853704, 8567130, 11422840, 13707408, 17134260, 22845680, 34268520, 68537040]

約数ペア:

[(1, 68537040), (2, 34268520), (3, 22845680), (4, 17134260), (5, 13707408), (6, 11422840), (8, 8567130), (10, 6853704), (11, 6230640), (12, 5711420), (13, 5272080), (15, 4569136), (16, 4283565), (20, 3426852), (22, 3115320), (24, 2855710), (26, 2636040), (30, 2284568), (33, 2076880), (39, 1757360), (40, 1713426), (44, 1557660), (48, 1427855), (52, 1318020), (55, 1246128), (60, 1142284), (65, 1054416), (66, 1038440), (78, 878680), (80, 856713), (88, 778830), (104, 659010), (110, 623064), (120, 571142), (130, 527208), (132, 519220), (143, 479280), (156, 439340), (165, 415376), (176, 389415), (195, 351472), (208, 329505), (220, 311532), (240, 285571), (260, 263604), (264, 259610), (286, 239640), (312, 219670), (330, 207688), (390, 175736), (429, 159760), (440, 155766), (520, 131802), (528, 129805), (572, 119820), (624, 109835), (660, 103844), (715, 95856), (780, 87868), (858, 79880), (880, 77883), (1040, 65901), (1144, 59910), (1320, 51922), (1430, 47928), (1560, 43934), (1716, 39940), (1997, 34320), (2145, 31952), (2288, 29955), (2640, 25961), (2860, 23964), (3120, 21967), (3432, 19970), (3994, 17160), (4290, 15976), (5720, 11982), (5991, 11440), (6864, 9985), (7988, 8580)]