16878870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{223}}^1$

素因数の和:294

約数の個数: 72

約数和(自身を含む): 45654336

約数和(自身を除く): 28775466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 223, 261, 290, 435, 446, 522, 669, 841, 870, 1115, 1305, 1338, 1682, 2007, 2230, 2523, 2610, 3345, 4014, 4205, 5046, 6467, 6690, 7569, 8410, 10035, 12615, 12934, 15138, 19401, 20070, 25230, 32335, 37845, 38802, 58203, 64670, 75690, 97005, 116406, 187543, 194010, 291015, 375086, 562629, 582030, 937715, 1125258, 1687887, 1875430, 2813145, 3375774, 5626290, 8439435, 16878870]

約数ペア:

[(1, 16878870), (2, 8439435), (3, 5626290), (5, 3375774), (6, 2813145), (9, 1875430), (10, 1687887), (15, 1125258), (18, 937715), (29, 582030), (30, 562629), (45, 375086), (58, 291015), (87, 194010), (90, 187543), (145, 116406), (174, 97005), (223, 75690), (261, 64670), (290, 58203), (435, 38802), (446, 37845), (522, 32335), (669, 25230), (841, 20070), (870, 19401), (1115, 15138), (1305, 12934), (1338, 12615), (1682, 10035), (2007, 8410), (2230, 7569), (2523, 6690), (2610, 6467), (3345, 5046), (4014, 4205)]