255896940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:632

約数の個数: 192

約数和(自身を含む): 839946240

約数和(自身を除く): 584049300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 31, 38, 39, 52, 57, 60, 62, 65, 76, 78, 93, 95, 114, 124, 130, 155, 156, 186, 190, 195, 228, 247, 260, 285, 310, 372, 380, 390, 403, 465, 494, 557, 570, 589, 620, 741, 780, 806, 930, 988, 1114, 1140, 1178, 1209, 1235, 1482, 1612, 1671, 1767, 1860, 2015, 2228, 2356, 2418, 2470, 2785, 2945, 2964, 3342, 3534, 3705, 4030, 4836, 4940, 5570, 5890, 6045, 6684, 7068, 7241, 7410, 7657, 8060, 8355, 8835, 10583, 11140, 11780, 12090, 14482, 14820, 15314, 16710, 17267, 17670, 21166, 21723, 22971, 24180, 28964, 30628, 31749, 33420, 34534, 35340, 36205, 38285, 42332, 43446, 45942, 51801, 52915, 63498, 69068, 72410, 76570, 86335, 86892, 91884, 103602, 105830, 108615, 114855, 126996, 137579, 144820, 153140, 158745, 172670, 207204, 211660, 217230, 224471, 229710, 259005, 275158, 317490, 328073, 345340, 412737, 434460, 448942, 459420, 518010, 550316, 634980, 656146, 673413, 687895, 825474, 897884, 984219, 1036020, 1122355, 1312292, 1346826, 1375790, 1640365, 1650948, 1968438, 2063685, 2244710, 2693652, 2751580, 3280730, 3367065, 3936876, 4127370, 4264949, 4489420, 4921095, 6561460, 6734130, 8254740, 8529898, 9842190, 12794847, 13468260, 17059796, 19684380, 21324745, 25589694, 42649490, 51179388, 63974235, 85298980, 127948470, 255896940]

約数ペア:

[(1, 255896940), (2, 127948470), (3, 85298980), (4, 63974235), (5, 51179388), (6, 42649490), (10, 25589694), (12, 21324745), (13, 19684380), (15, 17059796), (19, 13468260), (20, 12794847), (26, 9842190), (30, 8529898), (31, 8254740), (38, 6734130), (39, 6561460), (52, 4921095), (57, 4489420), (60, 4264949), (62, 4127370), (65, 3936876), (76, 3367065), (78, 3280730), (93, 2751580), (95, 2693652), (114, 2244710), (124, 2063685), (130, 1968438), (155, 1650948), (156, 1640365), (186, 1375790), (190, 1346826), (195, 1312292), (228, 1122355), (247, 1036020), (260, 984219), (285, 897884), (310, 825474), (372, 687895), (380, 673413), (390, 656146), (403, 634980), (465, 550316), (494, 518010), (557, 459420), (570, 448942), (589, 434460), (620, 412737), (741, 345340), (780, 328073), (806, 317490), (930, 275158), (988, 259005), (1114, 229710), (1140, 224471), (1178, 217230), (1209, 211660), (1235, 207204), (1482, 172670), (1612, 158745), (1671, 153140), (1767, 144820), (1860, 137579), (2015, 126996), (2228, 114855), (2356, 108615), (2418, 105830), (2470, 103602), (2785, 91884), (2945, 86892), (2964, 86335), (3342, 76570), (3534, 72410), (3705, 69068), (4030, 63498), (4836, 52915), (4940, 51801), (5570, 45942), (5890, 43446), (6045, 42332), (6684, 38285), (7068, 36205), (7241, 35340), (7410, 34534), (7657, 33420), (8060, 31749), (8355, 30628), (8835, 28964), (10583, 24180), (11140, 22971), (11780, 21723), (12090, 21166), (14482, 17670), (14820, 17267), (15314, 16710)]