303490990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:398

約数の個数: 96

約数和(自身を含む): 648869760

約数和(自身を除く): 345378770

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 43, 55, 86, 95, 110, 121, 190, 209, 215, 242, 307, 418, 430, 473, 605, 614, 817, 946, 1045, 1210, 1535, 1634, 2090, 2299, 2365, 3070, 3377, 4085, 4598, 4730, 5203, 5833, 6754, 8170, 8987, 10406, 11495, 11666, 13201, 16885, 17974, 22990, 26015, 26402, 29165, 33770, 37147, 44935, 52030, 58330, 64163, 66005, 74294, 89870, 98857, 128326, 132010, 145211, 185735, 197714, 250819, 290422, 320815, 371470, 494285, 501638, 641630, 705793, 726055, 988570, 1254095, 1411586, 1452110, 1597321, 2508190, 2759009, 3194642, 3528965, 5518018, 7057930, 7986605, 13795045, 15973210, 27590090, 30349099, 60698198, 151745495, 303490990]

約数ペア:

[(1, 303490990), (2, 151745495), (5, 60698198), (10, 30349099), (11, 27590090), (19, 15973210), (22, 13795045), (38, 7986605), (43, 7057930), (55, 5518018), (86, 3528965), (95, 3194642), (110, 2759009), (121, 2508190), (190, 1597321), (209, 1452110), (215, 1411586), (242, 1254095), (307, 988570), (418, 726055), (430, 705793), (473, 641630), (605, 501638), (614, 494285), (817, 371470), (946, 320815), (1045, 290422), (1210, 250819), (1535, 197714), (1634, 185735), (2090, 145211), (2299, 132010), (2365, 128326), (3070, 98857), (3377, 89870), (4085, 74294), (4598, 66005), (4730, 64163), (5203, 58330), (5833, 52030), (6754, 44935), (8170, 37147), (8987, 33770), (10406, 29165), (11495, 26402), (11666, 26015), (13201, 22990), (16885, 17974)]