51983220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 153538560

約数和(自身を除く): 101555340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 230, 271, 276, 278, 345, 417, 460, 542, 556, 690, 695, 813, 834, 1084, 1355, 1380, 1390, 1626, 1668, 2085, 2710, 2780, 3197, 3252, 4065, 4170, 5420, 6233, 6394, 8130, 8340, 9591, 12466, 12788, 15985, 16260, 18699, 19182, 24932, 31165, 31970, 37398, 37669, 38364, 47955, 62330, 63940, 74796, 75338, 93495, 95910, 113007, 124660, 150676, 186990, 188345, 191820, 226014, 373980, 376690, 452028, 565035, 753380, 866387, 1130070, 1732774, 2260140, 2599161, 3465548, 4331935, 5198322, 8663870, 10396644, 12995805, 17327740, 25991610, 51983220]

約数ペア:

[(1, 51983220), (2, 25991610), (3, 17327740), (4, 12995805), (5, 10396644), (6, 8663870), (10, 5198322), (12, 4331935), (15, 3465548), (20, 2599161), (23, 2260140), (30, 1732774), (46, 1130070), (60, 866387), (69, 753380), (92, 565035), (115, 452028), (138, 376690), (139, 373980), (230, 226014), (271, 191820), (276, 188345), (278, 186990), (345, 150676), (417, 124660), (460, 113007), (542, 95910), (556, 93495), (690, 75338), (695, 74796), (813, 63940), (834, 62330), (1084, 47955), (1355, 38364), (1380, 37669), (1390, 37398), (1626, 31970), (1668, 31165), (2085, 24932), (2710, 19182), (2780, 18699), (3197, 16260), (3252, 15985), (4065, 12788), (4170, 12466), (5420, 9591), (6233, 8340), (6394, 8130)]