203420140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4319

約数の個数: 96

約数和(自身を含む): 549900288

約数和(自身を除く): 346480148

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 1085, 1364, 1540, 1705, 2170, 2387, 3410, 4261, 4340, 4774, 6820, 8522, 9548, 11935, 17044, 21305, 23870, 29827, 42610, 46871, 47740, 59654, 85220, 93742, 119308, 132091, 149135, 187484, 234355, 264182, 298270, 328097, 468710, 528364, 596540, 656194, 660455, 924637, 937420, 1312388, 1320910, 1453001, 1640485, 1849274, 2641820, 2906002, 3280970, 3698548, 4623185, 5812004, 6561940, 7265005, 9246370, 10171007, 14530010, 18492740, 20342014, 29060020, 40684028, 50855035, 101710070, 203420140]

約数ペア:

[(1, 203420140), (2, 101710070), (4, 50855035), (5, 40684028), (7, 29060020), (10, 20342014), (11, 18492740), (14, 14530010), (20, 10171007), (22, 9246370), (28, 7265005), (31, 6561940), (35, 5812004), (44, 4623185), (55, 3698548), (62, 3280970), (70, 2906002), (77, 2641820), (110, 1849274), (124, 1640485), (140, 1453001), (154, 1320910), (155, 1312388), (217, 937420), (220, 924637), (308, 660455), (310, 656194), (341, 596540), (385, 528364), (434, 468710), (620, 328097), (682, 298270), (770, 264182), (868, 234355), (1085, 187484), (1364, 149135), (1540, 132091), (1705, 119308), (2170, 93742), (2387, 85220), (3410, 59654), (4261, 47740), (4340, 46871), (4774, 42610), (6820, 29827), (8522, 23870), (9548, 21305), (11935, 17044)]