638331330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{33403}}^1$

素因数の和:33440

約数の個数: 96

約数和(自身を含む): 1919260224

約数和(自身を除く): 1280928894

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 390, 455, 490, 546, 637, 735, 910, 1274, 1365, 1470, 1911, 2730, 3185, 3822, 6370, 9555, 19110, 33403, 66806, 100209, 167015, 200418, 233821, 334030, 434239, 467642, 501045, 701463, 868478, 1002090, 1169105, 1302717, 1402926, 1636747, 2171195, 2338210, 2605434, 3039673, 3273494, 3507315, 4342390, 4910241, 6079346, 6513585, 7014630, 8183735, 9119019, 9820482, 13027170, 15198365, 16367470, 18238038, 21277711, 24551205, 30396730, 42555422, 45595095, 49102410, 63833133, 91190190, 106388555, 127666266, 212777110, 319165665, 638331330]

約数ペア:

[(1, 638331330), (2, 319165665), (3, 212777110), (5, 127666266), (6, 106388555), (7, 91190190), (10, 63833133), (13, 49102410), (14, 45595095), (15, 42555422), (21, 30396730), (26, 24551205), (30, 21277711), (35, 18238038), (39, 16367470), (42, 15198365), (49, 13027170), (65, 9820482), (70, 9119019), (78, 8183735), (91, 7014630), (98, 6513585), (105, 6079346), (130, 4910241), (147, 4342390), (182, 3507315), (195, 3273494), (210, 3039673), (245, 2605434), (273, 2338210), (294, 2171195), (390, 1636747), (455, 1402926), (490, 1302717), (546, 1169105), (637, 1002090), (735, 868478), (910, 701463), (1274, 501045), (1365, 467642), (1470, 434239), (1911, 334030), (2730, 233821), (3185, 200418), (3822, 167015), (6370, 100209), (9555, 66806), (19110, 33403)]