55160040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1907

約数の個数: 128

約数和(自身を含む): 187689600

約数和(自身を除く): 132529560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1861, 1976, 2280, 2470, 2964, 3705, 3722, 4940, 5583, 5928, 7410, 7444, 9305, 9880, 11166, 14820, 14888, 18610, 22332, 24193, 27915, 29640, 35359, 37220, 44664, 48386, 55830, 70718, 72579, 74440, 96772, 106077, 111660, 120965, 141436, 145158, 176795, 193544, 212154, 223320, 241930, 282872, 290316, 353590, 362895, 424308, 459667, 483860, 530385, 580632, 707180, 725790, 848616, 919334, 967720, 1060770, 1379001, 1414360, 1451580, 1838668, 2121540, 2298335, 2758002, 2903160, 3677336, 4243080, 4596670, 5516004, 6895005, 9193340, 11032008, 13790010, 18386680, 27580020, 55160040]

約数ペア:

[(1, 55160040), (2, 27580020), (3, 18386680), (4, 13790010), (5, 11032008), (6, 9193340), (8, 6895005), (10, 5516004), (12, 4596670), (13, 4243080), (15, 3677336), (19, 2903160), (20, 2758002), (24, 2298335), (26, 2121540), (30, 1838668), (38, 1451580), (39, 1414360), (40, 1379001), (52, 1060770), (57, 967720), (60, 919334), (65, 848616), (76, 725790), (78, 707180), (95, 580632), (104, 530385), (114, 483860), (120, 459667), (130, 424308), (152, 362895), (156, 353590), (190, 290316), (195, 282872), (228, 241930), (247, 223320), (260, 212154), (285, 193544), (312, 176795), (380, 145158), (390, 141436), (456, 120965), (494, 111660), (520, 106077), (570, 96772), (741, 74440), (760, 72579), (780, 70718), (988, 55830), (1140, 48386), (1235, 44664), (1482, 37220), (1560, 35359), (1861, 29640), (1976, 27915), (2280, 24193), (2470, 22332), (2964, 18610), (3705, 14888), (3722, 14820), (4940, 11166), (5583, 9880), (5928, 9305), (7410, 7444)]