128404356

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 335032320

約数和(自身を除く): 206627964

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 37, 38, 57, 62, 74, 76, 93, 111, 114, 124, 148, 186, 222, 228, 372, 444, 491, 589, 703, 982, 1147, 1178, 1406, 1473, 1767, 1964, 2109, 2294, 2356, 2812, 2946, 3441, 3534, 4218, 4588, 5892, 6882, 7068, 8436, 9329, 13764, 15221, 18167, 18658, 21793, 27987, 30442, 36334, 37316, 43586, 45663, 54501, 55974, 60884, 65379, 72668, 87172, 91326, 109002, 111948, 130758, 182652, 218004, 261516, 289199, 345173, 563177, 578398, 690346, 867597, 1035519, 1126354, 1156796, 1380692, 1689531, 1735194, 2071038, 2252708, 3379062, 3470388, 4142076, 6758124, 10700363, 21400726, 32101089, 42801452, 64202178, 128404356]

約数ペア:

[(1, 128404356), (2, 64202178), (3, 42801452), (4, 32101089), (6, 21400726), (12, 10700363), (19, 6758124), (31, 4142076), (37, 3470388), (38, 3379062), (57, 2252708), (62, 2071038), (74, 1735194), (76, 1689531), (93, 1380692), (111, 1156796), (114, 1126354), (124, 1035519), (148, 867597), (186, 690346), (222, 578398), (228, 563177), (372, 345173), (444, 289199), (491, 261516), (589, 218004), (703, 182652), (982, 130758), (1147, 111948), (1178, 109002), (1406, 91326), (1473, 87172), (1767, 72668), (1964, 65379), (2109, 60884), (2294, 55974), (2356, 54501), (2812, 45663), (2946, 43586), (3441, 37316), (3534, 36334), (4218, 30442), (4588, 27987), (5892, 21793), (6882, 18658), (7068, 18167), (8436, 15221), (9329, 13764)]