245680890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2964

約数の個数: 128

約数和(自身を含む): 749371392

約数和(自身を除く): 503690502

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 310, 390, 403, 434, 455, 465, 546, 651, 806, 910, 930, 1085, 1209, 1302, 1365, 2015, 2170, 2418, 2730, 2821, 2903, 3255, 4030, 5642, 5806, 6045, 6510, 8463, 8709, 12090, 14105, 14515, 16926, 17418, 20321, 28210, 29030, 37739, 40642, 42315, 43545, 60963, 75478, 84630, 87090, 89993, 101605, 113217, 121926, 179986, 188695, 203210, 226434, 264173, 269979, 304815, 377390, 449965, 528346, 539958, 566085, 609630, 629951, 792519, 899930, 1132170, 1169909, 1259902, 1320865, 1349895, 1585038, 1889853, 2339818, 2641730, 2699790, 3149755, 3509727, 3779706, 3962595, 5849545, 6299510, 7019454, 7925190, 8189363, 9449265, 11699090, 16378726, 17548635, 18898530, 24568089, 35097270, 40946815, 49136178, 81893630, 122840445, 245680890]

約数ペア:

[(1, 245680890), (2, 122840445), (3, 81893630), (5, 49136178), (6, 40946815), (7, 35097270), (10, 24568089), (13, 18898530), (14, 17548635), (15, 16378726), (21, 11699090), (26, 9449265), (30, 8189363), (31, 7925190), (35, 7019454), (39, 6299510), (42, 5849545), (62, 3962595), (65, 3779706), (70, 3509727), (78, 3149755), (91, 2699790), (93, 2641730), (105, 2339818), (130, 1889853), (155, 1585038), (182, 1349895), (186, 1320865), (195, 1259902), (210, 1169909), (217, 1132170), (273, 899930), (310, 792519), (390, 629951), (403, 609630), (434, 566085), (455, 539958), (465, 528346), (546, 449965), (651, 377390), (806, 304815), (910, 269979), (930, 264173), (1085, 226434), (1209, 203210), (1302, 188695), (1365, 179986), (2015, 121926), (2170, 113217), (2418, 101605), (2730, 89993), (2821, 87090), (2903, 84630), (3255, 75478), (4030, 60963), (5642, 43545), (5806, 42315), (6045, 40642), (6510, 37739), (8463, 29030), (8709, 28210), (12090, 20321), (14105, 17418), (14515, 16926)]