72674840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{5297}}^1$

素因数の和:5329

約数の個数: 64

約数和(自身を含む): 190728000

約数和(自身を除く): 118053160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 5297, 6860, 10594, 13720, 21188, 26485, 37079, 42376, 52970, 74158, 105940, 148316, 185395, 211880, 259553, 296632, 370790, 519106, 741580, 1038212, 1297765, 1483160, 1816871, 2076424, 2595530, 3633742, 5191060, 7267484, 9084355, 10382120, 14534968, 18168710, 36337420, 72674840]

約数ペア:

[(1, 72674840), (2, 36337420), (4, 18168710), (5, 14534968), (7, 10382120), (8, 9084355), (10, 7267484), (14, 5191060), (20, 3633742), (28, 2595530), (35, 2076424), (40, 1816871), (49, 1483160), (56, 1297765), (70, 1038212), (98, 741580), (140, 519106), (196, 370790), (245, 296632), (280, 259553), (343, 211880), (392, 185395), (490, 148316), (686, 105940), (980, 74158), (1372, 52970), (1715, 42376), (1960, 37079), (2744, 26485), (3430, 21188), (5297, 13720), (6860, 10594)]