178201764

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 510741504

約数和(自身を除く): 332539740

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 71, 78, 93, 117, 124, 142, 156, 173, 186, 213, 234, 279, 284, 346, 372, 403, 426, 468, 519, 558, 639, 692, 806, 852, 923, 1038, 1116, 1209, 1278, 1557, 1612, 1846, 2076, 2201, 2249, 2418, 2556, 2769, 3114, 3627, 3692, 4402, 4498, 4836, 5363, 5538, 6228, 6603, 6747, 7254, 8307, 8804, 8996, 10726, 11076, 12283, 13206, 13494, 14508, 16089, 16614, 19809, 20241, 21452, 24566, 26412, 26988, 28613, 32178, 33228, 36849, 39618, 40482, 48267, 49132, 57226, 64356, 69719, 73698, 79236, 80964, 85839, 96534, 110547, 114452, 139438, 147396, 159679, 171678, 193068, 209157, 221094, 257517, 278876, 319358, 343356, 380773, 418314, 442188, 479037, 515034, 627471, 638716, 761546, 836628, 958074, 1030068, 1142319, 1254942, 1437111, 1523092, 1916148, 2284638, 2509884, 2874222, 3426957, 4569276, 4950049, 5748444, 6853914, 9900098, 13707828, 14850147, 19800196, 29700294, 44550441, 59400588, 89100882, 178201764]

約数ペア:

[(1, 178201764), (2, 89100882), (3, 59400588), (4, 44550441), (6, 29700294), (9, 19800196), (12, 14850147), (13, 13707828), (18, 9900098), (26, 6853914), (31, 5748444), (36, 4950049), (39, 4569276), (52, 3426957), (62, 2874222), (71, 2509884), (78, 2284638), (93, 1916148), (117, 1523092), (124, 1437111), (142, 1254942), (156, 1142319), (173, 1030068), (186, 958074), (213, 836628), (234, 761546), (279, 638716), (284, 627471), (346, 515034), (372, 479037), (403, 442188), (426, 418314), (468, 380773), (519, 343356), (558, 319358), (639, 278876), (692, 257517), (806, 221094), (852, 209157), (923, 193068), (1038, 171678), (1116, 159679), (1209, 147396), (1278, 139438), (1557, 114452), (1612, 110547), (1846, 96534), (2076, 85839), (2201, 80964), (2249, 79236), (2418, 73698), (2556, 69719), (2769, 64356), (3114, 57226), (3627, 49132), (3692, 48267), (4402, 40482), (4498, 39618), (4836, 36849), (5363, 33228), (5538, 32178), (6228, 28613), (6603, 26988), (6747, 26412), (7254, 24566), (8307, 21452), (8804, 20241), (8996, 19809), (10726, 16614), (11076, 16089), (12283, 14508), (13206, 13494)]