20129130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1$

素因数の和:468

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 40523670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 89, 90, 105, 126, 178, 210, 267, 315, 359, 445, 534, 623, 630, 718, 801, 890, 1077, 1246, 1335, 1602, 1795, 1869, 2154, 2513, 2670, 3115, 3231, 3590, 3738, 4005, 5026, 5385, 5607, 6230, 6462, 7539, 8010, 9345, 10770, 11214, 12565, 15078, 16155, 18690, 22617, 25130, 28035, 31951, 32310, 37695, 45234, 56070, 63902, 75390, 95853, 113085, 159755, 191706, 223657, 226170, 287559, 319510, 447314, 479265, 575118, 670971, 958530, 1118285, 1341942, 1437795, 2012913, 2236570, 2875590, 3354855, 4025826, 6709710, 10064565, 20129130]

約数ペア:

[(1, 20129130), (2, 10064565), (3, 6709710), (5, 4025826), (6, 3354855), (7, 2875590), (9, 2236570), (10, 2012913), (14, 1437795), (15, 1341942), (18, 1118285), (21, 958530), (30, 670971), (35, 575118), (42, 479265), (45, 447314), (63, 319510), (70, 287559), (89, 226170), (90, 223657), (105, 191706), (126, 159755), (178, 113085), (210, 95853), (267, 75390), (315, 63902), (359, 56070), (445, 45234), (534, 37695), (623, 32310), (630, 31951), (718, 28035), (801, 25130), (890, 22617), (1077, 18690), (1246, 16155), (1335, 15078), (1602, 12565), (1795, 11214), (1869, 10770), (2154, 9345), (2513, 8010), (2670, 7539), (3115, 6462), (3231, 6230), (3590, 5607), (3738, 5385), (4005, 5026)]