16278480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1025

約数の個数: 120

約数和(自身を含む): 57103488

約数和(自身を除く): 40825008

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 983, 1035, 1104, 1380, 1656, 1840, 1966, 2070, 2760, 2949, 3312, 3932, 4140, 4915, 5520, 5898, 7864, 8280, 8847, 9830, 11796, 14745, 15728, 16560, 17694, 19660, 22609, 23592, 29490, 35388, 39320, 44235, 45218, 47184, 58980, 67827, 70776, 78640, 88470, 90436, 113045, 117960, 135654, 141552, 176940, 180872, 203481, 226090, 235920, 271308, 339135, 353880, 361744, 406962, 452180, 542616, 678270, 707760, 813924, 904360, 1017405, 1085232, 1356540, 1627848, 1808720, 2034810, 2713080, 3255696, 4069620, 5426160, 8139240, 16278480]

約数ペア:

[(1, 16278480), (2, 8139240), (3, 5426160), (4, 4069620), (5, 3255696), (6, 2713080), (8, 2034810), (9, 1808720), (10, 1627848), (12, 1356540), (15, 1085232), (16, 1017405), (18, 904360), (20, 813924), (23, 707760), (24, 678270), (30, 542616), (36, 452180), (40, 406962), (45, 361744), (46, 353880), (48, 339135), (60, 271308), (69, 235920), (72, 226090), (80, 203481), (90, 180872), (92, 176940), (115, 141552), (120, 135654), (138, 117960), (144, 113045), (180, 90436), (184, 88470), (207, 78640), (230, 70776), (240, 67827), (276, 58980), (345, 47184), (360, 45218), (368, 44235), (414, 39320), (460, 35388), (552, 29490), (690, 23592), (720, 22609), (828, 19660), (920, 17694), (983, 16560), (1035, 15728), (1104, 14745), (1380, 11796), (1656, 9830), (1840, 8847), (1966, 8280), (2070, 7864), (2760, 5898), (2949, 5520), (3312, 4915), (3932, 4140)]