244047100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1489}}^1$

素因数の和:1663

約数の個数: 72

約数和(自身を含む): 581994000

約数和(自身を除く): 337946900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 149, 220, 275, 298, 550, 596, 745, 1100, 1489, 1490, 1639, 2978, 2980, 3278, 3725, 5956, 6556, 7445, 7450, 8195, 14890, 14900, 16379, 16390, 29780, 32758, 32780, 37225, 40975, 65516, 74450, 81895, 81950, 148900, 163790, 163900, 221861, 327580, 409475, 443722, 818950, 887444, 1109305, 1637900, 2218610, 2440471, 4437220, 4880942, 5546525, 9761884, 11093050, 12202355, 22186100, 24404710, 48809420, 61011775, 122023550, 244047100]

約数ペア:

[(1, 244047100), (2, 122023550), (4, 61011775), (5, 48809420), (10, 24404710), (11, 22186100), (20, 12202355), (22, 11093050), (25, 9761884), (44, 5546525), (50, 4880942), (55, 4437220), (100, 2440471), (110, 2218610), (149, 1637900), (220, 1109305), (275, 887444), (298, 818950), (550, 443722), (596, 409475), (745, 327580), (1100, 221861), (1489, 163900), (1490, 163790), (1639, 148900), (2978, 81950), (2980, 81895), (3278, 74450), (3725, 65516), (5956, 40975), (6556, 37225), (7445, 32780), (7450, 32758), (8195, 29780), (14890, 16390), (14900, 16379)]