81030330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 96

約数和(自身を含む): 225021888

約数和(自身を除く): 143991558

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 211, 251, 255, 306, 422, 502, 510, 633, 753, 765, 1055, 1255, 1266, 1506, 1530, 1899, 2110, 2259, 2510, 3165, 3587, 3765, 3798, 4267, 4518, 6330, 7174, 7530, 8534, 9495, 10761, 11295, 12801, 17935, 18990, 21335, 21522, 22590, 25602, 32283, 35870, 38403, 42670, 52961, 53805, 64005, 64566, 76806, 105922, 107610, 128010, 158883, 161415, 192015, 264805, 317766, 322830, 384030, 476649, 529610, 794415, 900337, 953298, 1588830, 1800674, 2383245, 2701011, 4501685, 4766490, 5402022, 8103033, 9003370, 13505055, 16206066, 27010110, 40515165, 81030330]

約数ペア:

[(1, 81030330), (2, 40515165), (3, 27010110), (5, 16206066), (6, 13505055), (9, 9003370), (10, 8103033), (15, 5402022), (17, 4766490), (18, 4501685), (30, 2701011), (34, 2383245), (45, 1800674), (51, 1588830), (85, 953298), (90, 900337), (102, 794415), (153, 529610), (170, 476649), (211, 384030), (251, 322830), (255, 317766), (306, 264805), (422, 192015), (502, 161415), (510, 158883), (633, 128010), (753, 107610), (765, 105922), (1055, 76806), (1255, 64566), (1266, 64005), (1506, 53805), (1530, 52961), (1899, 42670), (2110, 38403), (2259, 35870), (2510, 32283), (3165, 25602), (3587, 22590), (3765, 21522), (3798, 21335), (4267, 18990), (4518, 17935), (6330, 12801), (7174, 11295), (7530, 10761), (8534, 9495)]