391326888

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 1089599040

約数和(自身を除く): 698272152

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 47, 57, 62, 76, 93, 94, 114, 124, 141, 152, 186, 188, 228, 248, 282, 361, 372, 376, 456, 564, 589, 722, 744, 893, 961, 1083, 1128, 1178, 1444, 1457, 1767, 1786, 1922, 2166, 2356, 2679, 2883, 2888, 2914, 3534, 3572, 3844, 4332, 4371, 4712, 5358, 5766, 5828, 7068, 7144, 7688, 8664, 8742, 10716, 11191, 11532, 11656, 14136, 16967, 17484, 18259, 21432, 22382, 23064, 27683, 33573, 33934, 34968, 36518, 44764, 45167, 50901, 54777, 55366, 67146, 67868, 73036, 83049, 89528, 90334, 101802, 109554, 110732, 134292, 135501, 135736, 146072, 166098, 180668, 203604, 219108, 221464, 268584, 271002, 332196, 346921, 361336, 407208, 438216, 525977, 542004, 664392, 693842, 858173, 1040763, 1051954, 1084008, 1387684, 1577931, 1716346, 2081526, 2103908, 2574519, 2775368, 3155862, 3432692, 4163052, 4207816, 5149038, 6311724, 6865384, 8326104, 10298076, 12623448, 16305287, 20596152, 32610574, 48915861, 65221148, 97831722, 130442296, 195663444, 391326888]

約数ペア:

[(1, 391326888), (2, 195663444), (3, 130442296), (4, 97831722), (6, 65221148), (8, 48915861), (12, 32610574), (19, 20596152), (24, 16305287), (31, 12623448), (38, 10298076), (47, 8326104), (57, 6865384), (62, 6311724), (76, 5149038), (93, 4207816), (94, 4163052), (114, 3432692), (124, 3155862), (141, 2775368), (152, 2574519), (186, 2103908), (188, 2081526), (228, 1716346), (248, 1577931), (282, 1387684), (361, 1084008), (372, 1051954), (376, 1040763), (456, 858173), (564, 693842), (589, 664392), (722, 542004), (744, 525977), (893, 438216), (961, 407208), (1083, 361336), (1128, 346921), (1178, 332196), (1444, 271002), (1457, 268584), (1767, 221464), (1786, 219108), (1922, 203604), (2166, 180668), (2356, 166098), (2679, 146072), (2883, 135736), (2888, 135501), (2914, 134292), (3534, 110732), (3572, 109554), (3844, 101802), (4332, 90334), (4371, 89528), (4712, 83049), (5358, 73036), (5766, 67868), (5828, 67146), (7068, 55366), (7144, 54777), (7688, 50901), (8664, 45167), (8742, 44764), (10716, 36518), (11191, 34968), (11532, 33934), (11656, 33573), (14136, 27683), (16967, 23064), (17484, 22382), (18259, 21432)]