23968890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 71705088

約数和(自身を除く): 47736198

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 71, 90, 93, 99, 110, 121, 142, 155, 165, 186, 198, 213, 242, 279, 310, 330, 341, 355, 363, 426, 465, 495, 558, 605, 639, 682, 710, 726, 781, 930, 990, 1023, 1065, 1089, 1210, 1278, 1395, 1562, 1705, 1815, 2046, 2130, 2178, 2201, 2343, 2790, 3069, 3195, 3410, 3630, 3751, 3905, 4402, 4686, 5115, 5445, 6138, 6390, 6603, 7029, 7502, 7810, 8591, 10230, 10890, 11005, 11253, 11715, 13206, 14058, 15345, 17182, 18755, 19809, 22010, 22506, 23430, 24211, 25773, 30690, 33015, 33759, 35145, 37510, 39618, 42955, 48422, 51546, 56265, 66030, 67518, 70290, 72633, 77319, 85910, 99045, 112530, 121055, 128865, 145266, 154638, 168795, 198090, 217899, 242110, 257730, 266321, 337590, 363165, 386595, 435798, 532642, 726330, 773190, 798963, 1089495, 1331605, 1597926, 2178990, 2396889, 2663210, 3994815, 4793778, 7989630, 11984445, 23968890]

約数ペア:

[(1, 23968890), (2, 11984445), (3, 7989630), (5, 4793778), (6, 3994815), (9, 2663210), (10, 2396889), (11, 2178990), (15, 1597926), (18, 1331605), (22, 1089495), (30, 798963), (31, 773190), (33, 726330), (45, 532642), (55, 435798), (62, 386595), (66, 363165), (71, 337590), (90, 266321), (93, 257730), (99, 242110), (110, 217899), (121, 198090), (142, 168795), (155, 154638), (165, 145266), (186, 128865), (198, 121055), (213, 112530), (242, 99045), (279, 85910), (310, 77319), (330, 72633), (341, 70290), (355, 67518), (363, 66030), (426, 56265), (465, 51546), (495, 48422), (558, 42955), (605, 39618), (639, 37510), (682, 35145), (710, 33759), (726, 33015), (781, 30690), (930, 25773), (990, 24211), (1023, 23430), (1065, 22506), (1089, 22010), (1210, 19809), (1278, 18755), (1395, 17182), (1562, 15345), (1705, 14058), (1815, 13206), (2046, 11715), (2130, 11253), (2178, 11005), (2201, 10890), (2343, 10230), (2790, 8591), (3069, 7810), (3195, 7502), (3410, 7029), (3630, 6603), (3751, 6390), (3905, 6138), (4402, 5445), (4686, 5115)]