145319980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1279}}^1$

素因数の和:1343

約数の個数: 96

約数和(自身を含む): 361267200

約数和(自身を除く): 215947220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 23, 26, 38, 46, 52, 65, 76, 92, 95, 115, 130, 190, 230, 247, 260, 299, 380, 437, 460, 494, 598, 874, 988, 1196, 1235, 1279, 1495, 1748, 2185, 2470, 2558, 2990, 4370, 4940, 5116, 5681, 5980, 6395, 8740, 11362, 12790, 16627, 22724, 24301, 25580, 28405, 29417, 33254, 48602, 56810, 58834, 66508, 83135, 97204, 113620, 117668, 121505, 147085, 166270, 243010, 294170, 315913, 332540, 382421, 486020, 558923, 588340, 631826, 764842, 1117846, 1263652, 1529684, 1579565, 1912105, 2235692, 2794615, 3159130, 3824210, 5589230, 6318260, 7265999, 7648420, 11178460, 14531998, 29063996, 36329995, 72659990, 145319980]

約数ペア:

[(1, 145319980), (2, 72659990), (4, 36329995), (5, 29063996), (10, 14531998), (13, 11178460), (19, 7648420), (20, 7265999), (23, 6318260), (26, 5589230), (38, 3824210), (46, 3159130), (52, 2794615), (65, 2235692), (76, 1912105), (92, 1579565), (95, 1529684), (115, 1263652), (130, 1117846), (190, 764842), (230, 631826), (247, 588340), (260, 558923), (299, 486020), (380, 382421), (437, 332540), (460, 315913), (494, 294170), (598, 243010), (874, 166270), (988, 147085), (1196, 121505), (1235, 117668), (1279, 113620), (1495, 97204), (1748, 83135), (2185, 66508), (2470, 58834), (2558, 56810), (2990, 48602), (4370, 33254), (4940, 29417), (5116, 28405), (5681, 25580), (5980, 24301), (6395, 22724), (8740, 16627), (11362, 12790)]