245775564

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:300

約数の個数: 144

約数和(自身を含む): 689095680

約数和(自身を除く): 443320116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 67, 76, 93, 114, 124, 134, 171, 173, 186, 201, 228, 268, 279, 342, 346, 372, 402, 519, 558, 589, 603, 684, 692, 804, 1038, 1116, 1178, 1206, 1273, 1557, 1767, 2076, 2077, 2356, 2412, 2546, 3114, 3287, 3534, 3819, 4154, 5092, 5301, 5363, 6228, 6231, 6574, 7068, 7638, 8308, 9861, 10602, 10726, 11457, 11591, 12462, 13148, 15276, 16089, 18693, 19722, 21204, 21452, 22914, 23182, 24924, 29583, 32178, 34773, 37386, 39444, 39463, 45828, 46364, 48267, 59166, 64356, 69546, 74772, 78926, 96534, 101897, 104319, 118332, 118389, 139092, 157852, 193068, 203794, 208638, 220229, 236778, 305691, 355167, 359321, 407588, 417276, 440458, 473556, 611382, 660687, 710334, 718642, 880916, 917073, 1077963, 1222764, 1321374, 1420668, 1437284, 1834146, 1982061, 2155926, 2642748, 3233889, 3668292, 3964122, 4311852, 6467778, 6827099, 7928244, 12935556, 13654198, 20481297, 27308396, 40962594, 61443891, 81925188, 122887782, 245775564]

約数ペア:

[(1, 245775564), (2, 122887782), (3, 81925188), (4, 61443891), (6, 40962594), (9, 27308396), (12, 20481297), (18, 13654198), (19, 12935556), (31, 7928244), (36, 6827099), (38, 6467778), (57, 4311852), (62, 3964122), (67, 3668292), (76, 3233889), (93, 2642748), (114, 2155926), (124, 1982061), (134, 1834146), (171, 1437284), (173, 1420668), (186, 1321374), (201, 1222764), (228, 1077963), (268, 917073), (279, 880916), (342, 718642), (346, 710334), (372, 660687), (402, 611382), (519, 473556), (558, 440458), (589, 417276), (603, 407588), (684, 359321), (692, 355167), (804, 305691), (1038, 236778), (1116, 220229), (1178, 208638), (1206, 203794), (1273, 193068), (1557, 157852), (1767, 139092), (2076, 118389), (2077, 118332), (2356, 104319), (2412, 101897), (2546, 96534), (3114, 78926), (3287, 74772), (3534, 69546), (3819, 64356), (4154, 59166), (5092, 48267), (5301, 46364), (5363, 45828), (6228, 39463), (6231, 39444), (6574, 37386), (7068, 34773), (7638, 32178), (8308, 29583), (9861, 24924), (10602, 23182), (10726, 22914), (11457, 21452), (11591, 21204), (12462, 19722), (13148, 18693), (15276, 16089)]