278790192

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 854927424

約数和(自身を除く): 576137232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 31, 36, 38, 48, 57, 62, 72, 76, 93, 114, 124, 144, 152, 171, 173, 186, 228, 248, 279, 304, 342, 346, 361, 372, 456, 496, 519, 558, 589, 684, 692, 722, 744, 912, 1038, 1083, 1116, 1178, 1368, 1384, 1444, 1488, 1557, 1767, 2076, 2166, 2232, 2356, 2736, 2768, 2888, 3114, 3249, 3287, 3534, 4152, 4332, 4464, 4712, 5301, 5363, 5776, 6228, 6498, 6574, 7068, 8304, 8664, 9424, 9861, 10602, 10726, 11191, 12456, 12996, 13148, 14136, 16089, 17328, 19722, 21204, 21452, 22382, 24912, 25992, 26296, 28272, 29583, 32178, 33573, 39444, 42408, 42904, 44764, 48267, 51984, 52592, 59166, 62453, 64356, 67146, 78888, 84816, 85808, 89528, 96534, 100719, 101897, 118332, 124906, 128712, 134292, 157776, 179056, 187359, 193068, 201438, 203794, 236664, 249812, 257424, 268584, 305691, 374718, 386136, 402876, 407588, 473328, 499624, 537168, 562077, 611382, 749436, 772272, 805752, 815176, 917073, 999248, 1124154, 1222764, 1498872, 1611504, 1630352, 1834146, 1936043, 2248308, 2445528, 2997744, 3668292, 3872086, 4496616, 4891056, 5808129, 7336584, 7744172, 8993232, 11616258, 14673168, 15488344, 17424387, 23232516, 30976688, 34848774, 46465032, 69697548, 92930064, 139395096, 278790192]

約数ペア:

[(1, 278790192), (2, 139395096), (3, 92930064), (4, 69697548), (6, 46465032), (8, 34848774), (9, 30976688), (12, 23232516), (16, 17424387), (18, 15488344), (19, 14673168), (24, 11616258), (31, 8993232), (36, 7744172), (38, 7336584), (48, 5808129), (57, 4891056), (62, 4496616), (72, 3872086), (76, 3668292), (93, 2997744), (114, 2445528), (124, 2248308), (144, 1936043), (152, 1834146), (171, 1630352), (173, 1611504), (186, 1498872), (228, 1222764), (248, 1124154), (279, 999248), (304, 917073), (342, 815176), (346, 805752), (361, 772272), (372, 749436), (456, 611382), (496, 562077), (519, 537168), (558, 499624), (589, 473328), (684, 407588), (692, 402876), (722, 386136), (744, 374718), (912, 305691), (1038, 268584), (1083, 257424), (1116, 249812), (1178, 236664), (1368, 203794), (1384, 201438), (1444, 193068), (1488, 187359), (1557, 179056), (1767, 157776), (2076, 134292), (2166, 128712), (2232, 124906), (2356, 118332), (2736, 101897), (2768, 100719), (2888, 96534), (3114, 89528), (3249, 85808), (3287, 84816), (3534, 78888), (4152, 67146), (4332, 64356), (4464, 62453), (4712, 59166), (5301, 52592), (5363, 51984), (5776, 48267), (6228, 44764), (6498, 42904), (6574, 42408), (7068, 39444), (8304, 33573), (8664, 32178), (9424, 29583), (9861, 28272), (10602, 26296), (10726, 25992), (11191, 24912), (12456, 22382), (12996, 21452), (13148, 21204), (14136, 19722), (16089, 17328)]