155655220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:557

約数の個数: 96

約数和(自身を含む): 396748800

約数和(自身を除く): 241093580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 163, 190, 266, 326, 359, 380, 532, 652, 665, 718, 815, 1141, 1330, 1436, 1630, 1795, 2282, 2513, 2660, 3097, 3260, 3590, 4564, 5026, 5705, 6194, 6821, 7180, 10052, 11410, 12388, 12565, 13642, 15485, 21679, 22820, 25130, 27284, 30970, 34105, 43358, 47747, 50260, 58517, 61940, 68210, 86716, 95494, 108395, 117034, 136420, 190988, 216790, 234068, 238735, 292585, 409619, 433580, 477470, 585170, 819238, 954940, 1111823, 1170340, 1638476, 2048095, 2223646, 4096190, 4447292, 5559115, 7782761, 8192380, 11118230, 15565522, 22236460, 31131044, 38913805, 77827610, 155655220]

約数ペア:

[(1, 155655220), (2, 77827610), (4, 38913805), (5, 31131044), (7, 22236460), (10, 15565522), (14, 11118230), (19, 8192380), (20, 7782761), (28, 5559115), (35, 4447292), (38, 4096190), (70, 2223646), (76, 2048095), (95, 1638476), (133, 1170340), (140, 1111823), (163, 954940), (190, 819238), (266, 585170), (326, 477470), (359, 433580), (380, 409619), (532, 292585), (652, 238735), (665, 234068), (718, 216790), (815, 190988), (1141, 136420), (1330, 117034), (1436, 108395), (1630, 95494), (1795, 86716), (2282, 68210), (2513, 61940), (2660, 58517), (3097, 50260), (3260, 47747), (3590, 43358), (4564, 34105), (5026, 30970), (5705, 27284), (6194, 25130), (6821, 22820), (7180, 21679), (10052, 15485), (11410, 13642), (12388, 12565)]