180890040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:493

約数の個数: 128

約数和(自身を含む): 563397120

約数和(自身を除く): 382507080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 131, 148, 185, 222, 262, 296, 311, 370, 393, 444, 524, 555, 622, 655, 740, 786, 888, 933, 1048, 1110, 1244, 1310, 1480, 1555, 1572, 1866, 1965, 2220, 2488, 2620, 3110, 3144, 3732, 3930, 4440, 4665, 4847, 5240, 6220, 7464, 7860, 9330, 9694, 11507, 12440, 14541, 15720, 18660, 19388, 23014, 24235, 29082, 34521, 37320, 38776, 40741, 46028, 48470, 57535, 58164, 69042, 72705, 81482, 92056, 96940, 115070, 116328, 122223, 138084, 145410, 162964, 172605, 193880, 203705, 230140, 244446, 276168, 290820, 325928, 345210, 407410, 460280, 488892, 581640, 611115, 690420, 814820, 977784, 1222230, 1380840, 1507417, 1629640, 2444460, 3014834, 4522251, 4888920, 6029668, 7537085, 9044502, 12059336, 15074170, 18089004, 22611255, 30148340, 36178008, 45222510, 60296680, 90445020, 180890040]

約数ペア:

[(1, 180890040), (2, 90445020), (3, 60296680), (4, 45222510), (5, 36178008), (6, 30148340), (8, 22611255), (10, 18089004), (12, 15074170), (15, 12059336), (20, 9044502), (24, 7537085), (30, 6029668), (37, 4888920), (40, 4522251), (60, 3014834), (74, 2444460), (111, 1629640), (120, 1507417), (131, 1380840), (148, 1222230), (185, 977784), (222, 814820), (262, 690420), (296, 611115), (311, 581640), (370, 488892), (393, 460280), (444, 407410), (524, 345210), (555, 325928), (622, 290820), (655, 276168), (740, 244446), (786, 230140), (888, 203705), (933, 193880), (1048, 172605), (1110, 162964), (1244, 145410), (1310, 138084), (1480, 122223), (1555, 116328), (1572, 115070), (1866, 96940), (1965, 92056), (2220, 81482), (2488, 72705), (2620, 69042), (3110, 58164), (3144, 57535), (3732, 48470), (3930, 46028), (4440, 40741), (4665, 38776), (4847, 37320), (5240, 34521), (6220, 29082), (7464, 24235), (7860, 23014), (9330, 19388), (9694, 18660), (11507, 15720), (12440, 14541)]