139638980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1229}}^1$

素因数の和:1293

約数の個数: 96

約数和(自身を含む): 347155200

約数和(自身を除く): 207516220

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, 1229, 1235, 1495, 1748, 2185, 2458, 2470, 2990, 4370, 4916, 4940, 5681, 5980, 6145, 8740, 11362, 12290, 15977, 22724, 23351, 24580, 28267, 28405, 31954, 46702, 56534, 56810, 63908, 79885, 93404, 113068, 113620, 116755, 141335, 159770, 233510, 282670, 303563, 319540, 367471, 467020, 537073, 565340, 607126, 734942, 1074146, 1214252, 1469884, 1517815, 1837355, 2148292, 2685365, 3035630, 3674710, 5370730, 6071260, 6981949, 7349420, 10741460, 13963898, 27927796, 34909745, 69819490, 139638980]

約数ペア:

[(1, 139638980), (2, 69819490), (4, 34909745), (5, 27927796), (10, 13963898), (13, 10741460), (19, 7349420), (20, 6981949), (23, 6071260), (26, 5370730), (38, 3674710), (46, 3035630), (52, 2685365), (65, 2148292), (76, 1837355), (92, 1517815), (95, 1469884), (115, 1214252), (130, 1074146), (190, 734942), (230, 607126), (247, 565340), (260, 537073), (299, 467020), (380, 367471), (437, 319540), (460, 303563), (494, 282670), (598, 233510), (874, 159770), (988, 141335), (1196, 116755), (1229, 113620), (1235, 113068), (1495, 93404), (1748, 79885), (2185, 63908), (2458, 56810), (2470, 56534), (2990, 46702), (4370, 31954), (4916, 28405), (4940, 28267), (5681, 24580), (5980, 23351), (6145, 22724), (8740, 15977), (11362, 12290)]