19161480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 128

約数和(自身を含む): 63141120

約数和(自身を除く): 43979640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 173, 195, 213, 260, 284, 312, 346, 355, 390, 426, 519, 520, 568, 692, 710, 780, 852, 865, 923, 1038, 1065, 1384, 1420, 1560, 1704, 1730, 1846, 2076, 2130, 2249, 2595, 2769, 2840, 3460, 3692, 4152, 4260, 4498, 4615, 5190, 5538, 6747, 6920, 7384, 8520, 8996, 9230, 10380, 11076, 11245, 12283, 13494, 13845, 17992, 18460, 20760, 22152, 22490, 24566, 26988, 27690, 33735, 36849, 36920, 44980, 49132, 53976, 55380, 61415, 67470, 73698, 89960, 98264, 110760, 122830, 134940, 147396, 159679, 184245, 245660, 269880, 294792, 319358, 368490, 479037, 491320, 638716, 736980, 798395, 958074, 1277432, 1473960, 1596790, 1916148, 2395185, 3193580, 3832296, 4790370, 6387160, 9580740, 19161480]

約数ペア:

[(1, 19161480), (2, 9580740), (3, 6387160), (4, 4790370), (5, 3832296), (6, 3193580), (8, 2395185), (10, 1916148), (12, 1596790), (13, 1473960), (15, 1277432), (20, 958074), (24, 798395), (26, 736980), (30, 638716), (39, 491320), (40, 479037), (52, 368490), (60, 319358), (65, 294792), (71, 269880), (78, 245660), (104, 184245), (120, 159679), (130, 147396), (142, 134940), (156, 122830), (173, 110760), (195, 98264), (213, 89960), (260, 73698), (284, 67470), (312, 61415), (346, 55380), (355, 53976), (390, 49132), (426, 44980), (519, 36920), (520, 36849), (568, 33735), (692, 27690), (710, 26988), (780, 24566), (852, 22490), (865, 22152), (923, 20760), (1038, 18460), (1065, 17992), (1384, 13845), (1420, 13494), (1560, 12283), (1704, 11245), (1730, 11076), (1846, 10380), (2076, 9230), (2130, 8996), (2249, 8520), (2595, 7384), (2769, 6920), (2840, 6747), (3460, 5538), (3692, 5190), (4152, 4615), (4260, 4498)]