55783980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{44273}}^1$

素因数の和:44295

約数の個数: 72

約数和(自身を含む): 193388832

約数和(自身を除く): 137604852

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 44273, 88546, 132819, 177092, 221365, 265638, 309911, 398457, 442730, 531276, 619822, 664095, 796914, 885460, 929733, 1239644, 1328190, 1549555, 1593828, 1859466, 1992285, 2656380, 2789199, 3099110, 3718932, 3984570, 4648665, 5578398, 6198220, 7969140, 9297330, 11156796, 13945995, 18594660, 27891990, 55783980]

約数ペア:

[(1, 55783980), (2, 27891990), (3, 18594660), (4, 13945995), (5, 11156796), (6, 9297330), (7, 7969140), (9, 6198220), (10, 5578398), (12, 4648665), (14, 3984570), (15, 3718932), (18, 3099110), (20, 2789199), (21, 2656380), (28, 1992285), (30, 1859466), (35, 1593828), (36, 1549555), (42, 1328190), (45, 1239644), (60, 929733), (63, 885460), (70, 796914), (84, 664095), (90, 619822), (105, 531276), (126, 442730), (140, 398457), (180, 309911), (210, 265638), (252, 221365), (315, 177092), (420, 132819), (630, 88546), (1260, 44273)]