154725340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 426553344

約数和(自身を除く): 271828004

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 49, 55, 62, 70, 77, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 308, 310, 341, 385, 434, 463, 490, 539, 620, 682, 770, 868, 926, 980, 1078, 1085, 1364, 1519, 1540, 1705, 1852, 2156, 2170, 2315, 2387, 2695, 3038, 3241, 3410, 4340, 4630, 4774, 5093, 5390, 6076, 6482, 6820, 7595, 9260, 9548, 10186, 10780, 11935, 12964, 14353, 15190, 16205, 16709, 20372, 22687, 23870, 25465, 28706, 30380, 32410, 33418, 35651, 45374, 47740, 50930, 57412, 64820, 66836, 71302, 71765, 83545, 90748, 100471, 101860, 113435, 142604, 143530, 157883, 167090, 178255, 200942, 226870, 249557, 287060, 315766, 334180, 356510, 401884, 453740, 499114, 502355, 631532, 703297, 713020, 789415, 998228, 1004710, 1105181, 1247785, 1406594, 1578830, 2009420, 2210362, 2495570, 2813188, 3157660, 3516485, 4420724, 4991140, 5525905, 7032970, 7736267, 11051810, 14065940, 15472534, 22103620, 30945068, 38681335, 77362670, 154725340]

約数ペア:

[(1, 154725340), (2, 77362670), (4, 38681335), (5, 30945068), (7, 22103620), (10, 15472534), (11, 14065940), (14, 11051810), (20, 7736267), (22, 7032970), (28, 5525905), (31, 4991140), (35, 4420724), (44, 3516485), (49, 3157660), (55, 2813188), (62, 2495570), (70, 2210362), (77, 2009420), (98, 1578830), (110, 1406594), (124, 1247785), (140, 1105181), (154, 1004710), (155, 998228), (196, 789415), (217, 713020), (220, 703297), (245, 631532), (308, 502355), (310, 499114), (341, 453740), (385, 401884), (434, 356510), (463, 334180), (490, 315766), (539, 287060), (620, 249557), (682, 226870), (770, 200942), (868, 178255), (926, 167090), (980, 157883), (1078, 143530), (1085, 142604), (1364, 113435), (1519, 101860), (1540, 100471), (1705, 90748), (1852, 83545), (2156, 71765), (2170, 71302), (2315, 66836), (2387, 64820), (2695, 57412), (3038, 50930), (3241, 47740), (3410, 45374), (4340, 35651), (4630, 33418), (4774, 32410), (5093, 30380), (5390, 28706), (6076, 25465), (6482, 23870), (6820, 22687), (7595, 20372), (9260, 16709), (9548, 16205), (10186, 15190), (10780, 14353), (11935, 12964)]