305322472

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 740597760

約数和(自身を除く): 435275288

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 83, 91, 104, 124, 163, 166, 182, 217, 248, 326, 332, 364, 403, 434, 581, 652, 664, 728, 806, 868, 1079, 1141, 1162, 1304, 1612, 1736, 2119, 2158, 2282, 2324, 2573, 2821, 3224, 4238, 4316, 4564, 4648, 5053, 5146, 5642, 7553, 8476, 8632, 9128, 10106, 10292, 11284, 13529, 14833, 15106, 16952, 18011, 20212, 20584, 22568, 27058, 29666, 30212, 33449, 35371, 36022, 40424, 54116, 59332, 60424, 65689, 66898, 70742, 72044, 94703, 108232, 118664, 131378, 133796, 141484, 144088, 175877, 189406, 234143, 262756, 267592, 282968, 351754, 378812, 419399, 459823, 468286, 525512, 703508, 757624, 838798, 919646, 936572, 1231139, 1407016, 1677596, 1839292, 1873144, 2462278, 2935793, 3355192, 3678584, 4924556, 5452187, 5871586, 9849112, 10904374, 11743172, 21808748, 23486344, 38165309, 43617496, 76330618, 152661236, 305322472]

約数ペア:

[(1, 305322472), (2, 152661236), (4, 76330618), (7, 43617496), (8, 38165309), (13, 23486344), (14, 21808748), (26, 11743172), (28, 10904374), (31, 9849112), (52, 5871586), (56, 5452187), (62, 4924556), (83, 3678584), (91, 3355192), (104, 2935793), (124, 2462278), (163, 1873144), (166, 1839292), (182, 1677596), (217, 1407016), (248, 1231139), (326, 936572), (332, 919646), (364, 838798), (403, 757624), (434, 703508), (581, 525512), (652, 468286), (664, 459823), (728, 419399), (806, 378812), (868, 351754), (1079, 282968), (1141, 267592), (1162, 262756), (1304, 234143), (1612, 189406), (1736, 175877), (2119, 144088), (2158, 141484), (2282, 133796), (2324, 131378), (2573, 118664), (2821, 108232), (3224, 94703), (4238, 72044), (4316, 70742), (4564, 66898), (4648, 65689), (5053, 60424), (5146, 59332), (5642, 54116), (7553, 40424), (8476, 36022), (8632, 35371), (9128, 33449), (10106, 30212), (10292, 29666), (11284, 27058), (13529, 22568), (14833, 20584), (15106, 20212), (16952, 18011)]