31896060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 109549440

約数和(自身を除く): 77653380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 571, 588, 665, 735, 798, 931, 980, 1140, 1142, 1330, 1470, 1596, 1713, 1862, 1995, 2284, 2660, 2793, 2855, 2940, 3426, 3724, 3990, 3997, 4655, 5586, 5710, 6852, 7980, 7994, 8565, 9310, 10849, 11172, 11420, 11991, 13965, 15988, 17130, 18620, 19985, 21698, 23982, 27930, 27979, 32547, 34260, 39970, 43396, 47964, 54245, 55860, 55958, 59955, 65094, 75943, 79940, 83937, 108490, 111916, 119910, 130188, 139895, 151886, 162735, 167874, 216980, 227829, 239820, 279790, 303772, 325470, 335748, 379715, 419685, 455658, 531601, 559580, 650940, 759430, 839370, 911316, 1063202, 1139145, 1518860, 1594803, 1678740, 2126404, 2278290, 2658005, 3189606, 4556580, 5316010, 6379212, 7974015, 10632020, 15948030, 31896060]

約数ペア:

[(1, 31896060), (2, 15948030), (3, 10632020), (4, 7974015), (5, 6379212), (6, 5316010), (7, 4556580), (10, 3189606), (12, 2658005), (14, 2278290), (15, 2126404), (19, 1678740), (20, 1594803), (21, 1518860), (28, 1139145), (30, 1063202), (35, 911316), (38, 839370), (42, 759430), (49, 650940), (57, 559580), (60, 531601), (70, 455658), (76, 419685), (84, 379715), (95, 335748), (98, 325470), (105, 303772), (114, 279790), (133, 239820), (140, 227829), (147, 216980), (190, 167874), (196, 162735), (210, 151886), (228, 139895), (245, 130188), (266, 119910), (285, 111916), (294, 108490), (380, 83937), (399, 79940), (420, 75943), (490, 65094), (532, 59955), (570, 55958), (571, 55860), (588, 54245), (665, 47964), (735, 43396), (798, 39970), (931, 34260), (980, 32547), (1140, 27979), (1142, 27930), (1330, 23982), (1470, 21698), (1596, 19985), (1713, 18620), (1862, 17130), (1995, 15988), (2284, 13965), (2660, 11991), (2793, 11420), (2855, 11172), (2940, 10849), (3426, 9310), (3724, 8565), (3990, 7994), (3997, 7980), (4655, 6852), (5586, 5710)]