406979160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15629}}^1$

素因数の和:15681

約数の個数: 128

約数和(自身を含む): 1440460800

約数和(自身を除く): 1033481640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 8680, 13020, 15629, 26040, 31258, 46887, 62516, 78145, 93774, 109403, 125032, 156290, 187548, 218806, 234435, 312580, 328209, 375096, 437612, 468870, 484499, 547015, 625160, 656418, 875224, 937740, 968998, 1094030, 1312836, 1453497, 1641045, 1875480, 1937996, 2188060, 2422495, 2625672, 2906994, 3282090, 3391493, 3875992, 4376120, 4844990, 5813988, 6564180, 6782986, 7267485, 9689980, 10174479, 11627976, 13128360, 13565972, 14534970, 16957465, 19379960, 20348958, 27131944, 29069940, 33914930, 40697916, 50872395, 58139880, 67829860, 81395832, 101744790, 135659720, 203489580, 406979160]

約数ペア:

[(1, 406979160), (2, 203489580), (3, 135659720), (4, 101744790), (5, 81395832), (6, 67829860), (7, 58139880), (8, 50872395), (10, 40697916), (12, 33914930), (14, 29069940), (15, 27131944), (20, 20348958), (21, 19379960), (24, 16957465), (28, 14534970), (30, 13565972), (31, 13128360), (35, 11627976), (40, 10174479), (42, 9689980), (56, 7267485), (60, 6782986), (62, 6564180), (70, 5813988), (84, 4844990), (93, 4376120), (105, 3875992), (120, 3391493), (124, 3282090), (140, 2906994), (155, 2625672), (168, 2422495), (186, 2188060), (210, 1937996), (217, 1875480), (248, 1641045), (280, 1453497), (310, 1312836), (372, 1094030), (420, 968998), (434, 937740), (465, 875224), (620, 656418), (651, 625160), (744, 547015), (840, 484499), (868, 468870), (930, 437612), (1085, 375096), (1240, 328209), (1302, 312580), (1736, 234435), (1860, 218806), (2170, 187548), (2604, 156290), (3255, 125032), (3720, 109403), (4340, 93774), (5208, 78145), (6510, 62516), (8680, 46887), (13020, 31258), (15629, 26040)]