674871720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{277}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 2065651200

約数和(自身を除く): 1390779480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 257, 277, 316, 395, 474, 514, 554, 632, 771, 790, 831, 948, 1028, 1108, 1185, 1285, 1385, 1542, 1580, 1662, 1896, 2056, 2216, 2370, 2570, 2770, 3084, 3160, 3324, 3855, 4155, 4740, 5140, 5540, 6168, 6648, 7710, 8310, 9480, 10280, 11080, 15420, 16620, 20303, 21883, 30840, 33240, 40606, 43766, 60909, 65649, 71189, 81212, 87532, 101515, 109415, 121818, 131298, 142378, 162424, 175064, 203030, 213567, 218830, 243636, 262596, 284756, 304545, 328245, 355945, 406060, 427134, 437660, 487272, 525192, 569512, 609090, 656490, 711890, 812120, 854268, 875320, 1067835, 1218180, 1312980, 1423780, 1708536, 2135670, 2436360, 2625960, 2847560, 4271340, 5623931, 8542680, 11247862, 16871793, 22495724, 28119655, 33743586, 44991448, 56239310, 67487172, 84358965, 112478620, 134974344, 168717930, 224957240, 337435860, 674871720]

約数ペア:

[(1, 674871720), (2, 337435860), (3, 224957240), (4, 168717930), (5, 134974344), (6, 112478620), (8, 84358965), (10, 67487172), (12, 56239310), (15, 44991448), (20, 33743586), (24, 28119655), (30, 22495724), (40, 16871793), (60, 11247862), (79, 8542680), (120, 5623931), (158, 4271340), (237, 2847560), (257, 2625960), (277, 2436360), (316, 2135670), (395, 1708536), (474, 1423780), (514, 1312980), (554, 1218180), (632, 1067835), (771, 875320), (790, 854268), (831, 812120), (948, 711890), (1028, 656490), (1108, 609090), (1185, 569512), (1285, 525192), (1385, 487272), (1542, 437660), (1580, 427134), (1662, 406060), (1896, 355945), (2056, 328245), (2216, 304545), (2370, 284756), (2570, 262596), (2770, 243636), (3084, 218830), (3160, 213567), (3324, 203030), (3855, 175064), (4155, 162424), (4740, 142378), (5140, 131298), (5540, 121818), (6168, 109415), (6648, 101515), (7710, 87532), (8310, 81212), (9480, 71189), (10280, 65649), (11080, 60909), (15420, 43766), (16620, 40606), (20303, 33240), (21883, 30840)]