90143970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 128

約数和(自身を含む): 260554752

約数和(自身を除く): 170410782

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 61, 62, 70, 93, 105, 122, 155, 183, 186, 210, 217, 227, 305, 310, 366, 427, 434, 454, 465, 610, 651, 681, 854, 915, 930, 1085, 1135, 1281, 1302, 1362, 1589, 1830, 1891, 2135, 2170, 2270, 2562, 3178, 3255, 3405, 3782, 4270, 4767, 5673, 6405, 6510, 6810, 7037, 7945, 9455, 9534, 11346, 12810, 13237, 13847, 14074, 15890, 18910, 21111, 23835, 26474, 27694, 28365, 35185, 39711, 41541, 42222, 47670, 49259, 56730, 66185, 69235, 70370, 79422, 83082, 96929, 98518, 105555, 132370, 138470, 147777, 193858, 198555, 207705, 211110, 246295, 290787, 295554, 397110, 415410, 429257, 484645, 492590, 581574, 738885, 858514, 969290, 1287771, 1453935, 1477770, 2146285, 2575542, 2907870, 3004799, 4292570, 6009598, 6438855, 9014397, 12877710, 15023995, 18028794, 30047990, 45071985, 90143970]

約数ペア:

[(1, 90143970), (2, 45071985), (3, 30047990), (5, 18028794), (6, 15023995), (7, 12877710), (10, 9014397), (14, 6438855), (15, 6009598), (21, 4292570), (30, 3004799), (31, 2907870), (35, 2575542), (42, 2146285), (61, 1477770), (62, 1453935), (70, 1287771), (93, 969290), (105, 858514), (122, 738885), (155, 581574), (183, 492590), (186, 484645), (210, 429257), (217, 415410), (227, 397110), (305, 295554), (310, 290787), (366, 246295), (427, 211110), (434, 207705), (454, 198555), (465, 193858), (610, 147777), (651, 138470), (681, 132370), (854, 105555), (915, 98518), (930, 96929), (1085, 83082), (1135, 79422), (1281, 70370), (1302, 69235), (1362, 66185), (1589, 56730), (1830, 49259), (1891, 47670), (2135, 42222), (2170, 41541), (2270, 39711), (2562, 35185), (3178, 28365), (3255, 27694), (3405, 26474), (3782, 23835), (4270, 21111), (4767, 18910), (5673, 15890), (6405, 14074), (6510, 13847), (6810, 13237), (7037, 12810), (7945, 11346), (9455, 9534)]