15812040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 52565760

約数和(自身を除く): 36753720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 337, 340, 345, 391, 408, 460, 510, 552, 674, 680, 690, 782, 920, 1011, 1020, 1173, 1348, 1380, 1564, 1685, 1955, 2022, 2040, 2346, 2696, 2760, 3128, 3370, 3910, 4044, 4692, 5055, 5729, 5865, 6740, 7751, 7820, 8088, 9384, 10110, 11458, 11730, 13480, 15502, 15640, 17187, 20220, 22916, 23253, 23460, 28645, 31004, 34374, 38755, 40440, 45832, 46506, 46920, 57290, 62008, 68748, 77510, 85935, 93012, 114580, 116265, 131767, 137496, 155020, 171870, 186024, 229160, 232530, 263534, 310040, 343740, 395301, 465060, 527068, 658835, 687480, 790602, 930120, 1054136, 1317670, 1581204, 1976505, 2635340, 3162408, 3953010, 5270680, 7906020, 15812040]

約数ペア:

[(1, 15812040), (2, 7906020), (3, 5270680), (4, 3953010), (5, 3162408), (6, 2635340), (8, 1976505), (10, 1581204), (12, 1317670), (15, 1054136), (17, 930120), (20, 790602), (23, 687480), (24, 658835), (30, 527068), (34, 465060), (40, 395301), (46, 343740), (51, 310040), (60, 263534), (68, 232530), (69, 229160), (85, 186024), (92, 171870), (102, 155020), (115, 137496), (120, 131767), (136, 116265), (138, 114580), (170, 93012), (184, 85935), (204, 77510), (230, 68748), (255, 62008), (276, 57290), (337, 46920), (340, 46506), (345, 45832), (391, 40440), (408, 38755), (460, 34374), (510, 31004), (552, 28645), (674, 23460), (680, 23253), (690, 22916), (782, 20220), (920, 17187), (1011, 15640), (1020, 15502), (1173, 13480), (1348, 11730), (1380, 11458), (1564, 10110), (1685, 9384), (1955, 8088), (2022, 7820), (2040, 7751), (2346, 6740), (2696, 5865), (2760, 5729), (3128, 5055), (3370, 4692), (3910, 4044)]