30921384

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 90316800

約数和(自身を除く): 59395416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 31, 39, 46, 52, 62, 69, 78, 92, 93, 104, 124, 138, 139, 156, 184, 186, 248, 276, 278, 299, 312, 372, 403, 417, 552, 556, 598, 713, 744, 806, 834, 897, 1112, 1196, 1209, 1426, 1612, 1668, 1794, 1807, 2139, 2392, 2418, 2852, 3197, 3224, 3336, 3588, 3614, 4278, 4309, 4836, 5421, 5704, 6394, 7176, 7228, 8556, 8618, 9269, 9591, 9672, 10842, 12788, 12927, 14456, 17112, 17236, 18538, 19182, 21684, 25576, 25854, 27807, 34472, 37076, 38364, 41561, 43368, 51708, 55614, 56017, 74152, 76728, 83122, 99107, 103416, 111228, 112034, 124683, 166244, 168051, 198214, 222456, 224068, 249366, 297321, 332488, 336102, 396428, 448136, 498732, 594642, 672204, 792856, 997464, 1189284, 1288391, 1344408, 2378568, 2576782, 3865173, 5153564, 7730346, 10307128, 15460692, 30921384]

約数ペア:

[(1, 30921384), (2, 15460692), (3, 10307128), (4, 7730346), (6, 5153564), (8, 3865173), (12, 2576782), (13, 2378568), (23, 1344408), (24, 1288391), (26, 1189284), (31, 997464), (39, 792856), (46, 672204), (52, 594642), (62, 498732), (69, 448136), (78, 396428), (92, 336102), (93, 332488), (104, 297321), (124, 249366), (138, 224068), (139, 222456), (156, 198214), (184, 168051), (186, 166244), (248, 124683), (276, 112034), (278, 111228), (299, 103416), (312, 99107), (372, 83122), (403, 76728), (417, 74152), (552, 56017), (556, 55614), (598, 51708), (713, 43368), (744, 41561), (806, 38364), (834, 37076), (897, 34472), (1112, 27807), (1196, 25854), (1209, 25576), (1426, 21684), (1612, 19182), (1668, 18538), (1794, 17236), (1807, 17112), (2139, 14456), (2392, 12927), (2418, 12788), (2852, 10842), (3197, 9672), (3224, 9591), (3336, 9269), (3588, 8618), (3614, 8556), (4278, 7228), (4309, 7176), (4836, 6394), (5421, 5704)]