122978440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3877}}^1$

素因数の和:3962

約数の個数: 64

約数和(自身を含む): 302949360

約数和(自身を除く): 179970920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3877, 3965, 6344, 7754, 7930, 15508, 15860, 19385, 31016, 31720, 38770, 50401, 77540, 100802, 155080, 201604, 236497, 252005, 403208, 472994, 504010, 945988, 1008020, 1182485, 1891976, 2016040, 2364970, 3074461, 4729940, 6148922, 9459880, 12297844, 15372305, 24595688, 30744610, 61489220, 122978440]

約数ペア:

[(1, 122978440), (2, 61489220), (4, 30744610), (5, 24595688), (8, 15372305), (10, 12297844), (13, 9459880), (20, 6148922), (26, 4729940), (40, 3074461), (52, 2364970), (61, 2016040), (65, 1891976), (104, 1182485), (122, 1008020), (130, 945988), (244, 504010), (260, 472994), (305, 403208), (488, 252005), (520, 236497), (610, 201604), (793, 155080), (1220, 100802), (1586, 77540), (2440, 50401), (3172, 38770), (3877, 31720), (3965, 31016), (6344, 19385), (7754, 15860), (7930, 15508)]