628960020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13219}}^1$

素因数の和:13305

約数の個数: 96

約数和(自身を含む): 1927793280

約数和(自身を除く): 1298833260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 61, 65, 78, 122, 130, 156, 183, 195, 244, 260, 305, 366, 390, 610, 732, 780, 793, 915, 1220, 1586, 1830, 2379, 3172, 3660, 3965, 4758, 7930, 9516, 11895, 13219, 15860, 23790, 26438, 39657, 47580, 52876, 66095, 79314, 132190, 158628, 171847, 198285, 264380, 343694, 396570, 515541, 687388, 793140, 806359, 859235, 1031082, 1612718, 1718470, 2062164, 2419077, 2577705, 3225436, 3436940, 4031795, 4838154, 5155410, 8063590, 9676308, 10310820, 10482667, 12095385, 16127180, 20965334, 24190770, 31448001, 41930668, 48381540, 52413335, 62896002, 104826670, 125792004, 157240005, 209653340, 314480010, 628960020]

約数ペア:

[(1, 628960020), (2, 314480010), (3, 209653340), (4, 157240005), (5, 125792004), (6, 104826670), (10, 62896002), (12, 52413335), (13, 48381540), (15, 41930668), (20, 31448001), (26, 24190770), (30, 20965334), (39, 16127180), (52, 12095385), (60, 10482667), (61, 10310820), (65, 9676308), (78, 8063590), (122, 5155410), (130, 4838154), (156, 4031795), (183, 3436940), (195, 3225436), (244, 2577705), (260, 2419077), (305, 2062164), (366, 1718470), (390, 1612718), (610, 1031082), (732, 859235), (780, 806359), (793, 793140), (915, 687388), (1220, 515541), (1586, 396570), (1830, 343694), (2379, 264380), (3172, 198285), (3660, 171847), (3965, 158628), (4758, 132190), (7930, 79314), (9516, 66095), (11895, 52876), (13219, 47580), (15860, 39657), (23790, 26438)]