74849220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{659}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 227747520

約数和(自身を除く): 152898300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 631, 659, 1262, 1318, 1893, 1977, 2524, 2636, 3155, 3295, 3786, 3954, 5679, 5931, 6310, 6590, 7572, 7908, 9465, 9885, 11358, 11862, 12620, 13180, 18930, 19770, 22716, 23724, 28395, 29655, 37860, 39540, 56790, 59310, 113580, 118620, 415829, 831658, 1247487, 1663316, 2079145, 2494974, 3742461, 4158290, 4989948, 6237435, 7484922, 8316580, 12474870, 14969844, 18712305, 24949740, 37424610, 74849220]

約数ペア:

[(1, 74849220), (2, 37424610), (3, 24949740), (4, 18712305), (5, 14969844), (6, 12474870), (9, 8316580), (10, 7484922), (12, 6237435), (15, 4989948), (18, 4158290), (20, 3742461), (30, 2494974), (36, 2079145), (45, 1663316), (60, 1247487), (90, 831658), (180, 415829), (631, 118620), (659, 113580), (1262, 59310), (1318, 56790), (1893, 39540), (1977, 37860), (2524, 29655), (2636, 28395), (3155, 23724), (3295, 22716), (3786, 19770), (3954, 18930), (5679, 13180), (5931, 12620), (6310, 11862), (6590, 11358), (7572, 9885), (7908, 9465)]