61920240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 208081920

約数和(自身を除く): 146161680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 37, 38, 40, 48, 57, 60, 74, 76, 80, 95, 111, 114, 120, 148, 152, 185, 190, 222, 228, 240, 285, 296, 304, 367, 370, 380, 444, 456, 555, 570, 592, 703, 734, 740, 760, 888, 912, 1101, 1110, 1140, 1406, 1468, 1480, 1520, 1776, 1835, 2109, 2202, 2220, 2280, 2812, 2936, 2960, 3515, 3670, 4218, 4404, 4440, 4560, 5505, 5624, 5872, 6973, 7030, 7340, 8436, 8808, 8880, 10545, 11010, 11248, 13579, 13946, 14060, 14680, 16872, 17616, 20919, 21090, 22020, 27158, 27892, 28120, 29360, 33744, 34865, 40737, 41838, 42180, 44040, 54316, 55784, 56240, 67895, 69730, 81474, 83676, 84360, 88080, 104595, 108632, 111568, 135790, 139460, 162948, 167352, 168720, 203685, 209190, 217264, 258001, 271580, 278920, 325896, 334704, 407370, 418380, 516002, 543160, 557840, 651792, 774003, 814740, 836760, 1032004, 1086320, 1290005, 1548006, 1629480, 1673520, 2064008, 2580010, 3096012, 3258960, 3870015, 4128016, 5160020, 6192024, 7740030, 10320040, 12384048, 15480060, 20640080, 30960120, 61920240]

約数ペア:

[(1, 61920240), (2, 30960120), (3, 20640080), (4, 15480060), (5, 12384048), (6, 10320040), (8, 7740030), (10, 6192024), (12, 5160020), (15, 4128016), (16, 3870015), (19, 3258960), (20, 3096012), (24, 2580010), (30, 2064008), (37, 1673520), (38, 1629480), (40, 1548006), (48, 1290005), (57, 1086320), (60, 1032004), (74, 836760), (76, 814740), (80, 774003), (95, 651792), (111, 557840), (114, 543160), (120, 516002), (148, 418380), (152, 407370), (185, 334704), (190, 325896), (222, 278920), (228, 271580), (240, 258001), (285, 217264), (296, 209190), (304, 203685), (367, 168720), (370, 167352), (380, 162948), (444, 139460), (456, 135790), (555, 111568), (570, 108632), (592, 104595), (703, 88080), (734, 84360), (740, 83676), (760, 81474), (888, 69730), (912, 67895), (1101, 56240), (1110, 55784), (1140, 54316), (1406, 44040), (1468, 42180), (1480, 41838), (1520, 40737), (1776, 34865), (1835, 33744), (2109, 29360), (2202, 28120), (2220, 27892), (2280, 27158), (2812, 22020), (2936, 21090), (2960, 20919), (3515, 17616), (3670, 16872), (4218, 14680), (4404, 14060), (4440, 13946), (4560, 13579), (5505, 11248), (5624, 11010), (5872, 10545), (6973, 8880), (7030, 8808), (7340, 8436)]