197334540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{499}}^1$

素因数の和:553

約数の個数: 144

約数和(自身を含む): 649740000

約数和(自身を除く): 452405460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 499, 507, 585, 676, 780, 845, 998, 1014, 1170, 1497, 1521, 1690, 1996, 2028, 2197, 2340, 2495, 2535, 2994, 3042, 3380, 4394, 4491, 4990, 5070, 5988, 6084, 6487, 6591, 7485, 7605, 8788, 8982, 9980, 10140, 10985, 12974, 13182, 14970, 15210, 17964, 19461, 19773, 21970, 22455, 25948, 26364, 29940, 30420, 32435, 32955, 38922, 39546, 43940, 44910, 58383, 64870, 65910, 77844, 79092, 84331, 89820, 97305, 98865, 116766, 129740, 131820, 168662, 194610, 197730, 233532, 252993, 291915, 337324, 389220, 395460, 421655, 505986, 583830, 758979, 843310, 1011972, 1096303, 1167660, 1264965, 1517958, 1686620, 2192606, 2529930, 3035916, 3288909, 3794895, 4385212, 5059860, 5481515, 6577818, 7589790, 9866727, 10963030, 13155636, 15179580, 16444545, 19733454, 21926060, 32889090, 39466908, 49333635, 65778180, 98667270, 197334540]

約数ペア:

[(1, 197334540), (2, 98667270), (3, 65778180), (4, 49333635), (5, 39466908), (6, 32889090), (9, 21926060), (10, 19733454), (12, 16444545), (13, 15179580), (15, 13155636), (18, 10963030), (20, 9866727), (26, 7589790), (30, 6577818), (36, 5481515), (39, 5059860), (45, 4385212), (52, 3794895), (60, 3288909), (65, 3035916), (78, 2529930), (90, 2192606), (117, 1686620), (130, 1517958), (156, 1264965), (169, 1167660), (180, 1096303), (195, 1011972), (234, 843310), (260, 758979), (338, 583830), (390, 505986), (468, 421655), (499, 395460), (507, 389220), (585, 337324), (676, 291915), (780, 252993), (845, 233532), (998, 197730), (1014, 194610), (1170, 168662), (1497, 131820), (1521, 129740), (1690, 116766), (1996, 98865), (2028, 97305), (2197, 89820), (2340, 84331), (2495, 79092), (2535, 77844), (2994, 65910), (3042, 64870), (3380, 58383), (4394, 44910), (4491, 43940), (4990, 39546), (5070, 38922), (5988, 32955), (6084, 32435), (6487, 30420), (6591, 29940), (7485, 26364), (7605, 25948), (8788, 22455), (8982, 21970), (9980, 19773), (10140, 19461), (10985, 17964), (12974, 15210), (13182, 14970)]