2449980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 8232000

約数和(自身を除く): 5782020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 349, 351, 390, 468, 540, 585, 698, 702, 780, 1047, 1170, 1396, 1404, 1745, 1755, 2094, 2340, 3141, 3490, 3510, 4188, 4537, 5235, 6282, 6980, 7020, 9074, 9423, 10470, 12564, 13611, 15705, 18148, 18846, 20940, 22685, 27222, 31410, 37692, 40833, 45370, 47115, 54444, 62820, 68055, 81666, 90740, 94230, 122499, 136110, 163332, 188460, 204165, 244998, 272220, 408330, 489996, 612495, 816660, 1224990, 2449980]

約数ペア:

[(1, 2449980), (2, 1224990), (3, 816660), (4, 612495), (5, 489996), (6, 408330), (9, 272220), (10, 244998), (12, 204165), (13, 188460), (15, 163332), (18, 136110), (20, 122499), (26, 94230), (27, 90740), (30, 81666), (36, 68055), (39, 62820), (45, 54444), (52, 47115), (54, 45370), (60, 40833), (65, 37692), (78, 31410), (90, 27222), (108, 22685), (117, 20940), (130, 18846), (135, 18148), (156, 15705), (180, 13611), (195, 12564), (234, 10470), (260, 9423), (270, 9074), (349, 7020), (351, 6980), (390, 6282), (468, 5235), (540, 4537), (585, 4188), (698, 3510), (702, 3490), (780, 3141), (1047, 2340), (1170, 2094), (1396, 1755), (1404, 1745)]