203486140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 506197440

約数和(自身を除く): 302711300

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 421, 572, 676, 715, 842, 845, 1430, 1684, 1690, 1859, 2105, 2197, 2860, 3380, 3718, 4210, 4394, 4631, 5473, 7436, 8420, 8788, 9262, 9295, 10946, 10985, 18524, 18590, 21892, 21970, 23155, 24167, 27365, 37180, 43940, 46310, 48334, 54730, 60203, 71149, 92620, 96668, 109460, 120406, 120835, 142298, 240812, 241670, 284596, 301015, 355745, 483340, 602030, 711490, 782639, 924937, 1204060, 1422980, 1565278, 1849874, 3130556, 3699748, 3913195, 4624685, 7826390, 9249370, 10174307, 15652780, 18498740, 20348614, 40697228, 50871535, 101743070, 203486140]

約数ペア:

[(1, 203486140), (2, 101743070), (4, 50871535), (5, 40697228), (10, 20348614), (11, 18498740), (13, 15652780), (20, 10174307), (22, 9249370), (26, 7826390), (44, 4624685), (52, 3913195), (55, 3699748), (65, 3130556), (110, 1849874), (130, 1565278), (143, 1422980), (169, 1204060), (220, 924937), (260, 782639), (286, 711490), (338, 602030), (421, 483340), (572, 355745), (676, 301015), (715, 284596), (842, 241670), (845, 240812), (1430, 142298), (1684, 120835), (1690, 120406), (1859, 109460), (2105, 96668), (2197, 92620), (2860, 71149), (3380, 60203), (3718, 54730), (4210, 48334), (4394, 46310), (4631, 43940), (5473, 37180), (7436, 27365), (8420, 24167), (8788, 23155), (9262, 21970), (9295, 21892), (10946, 18590), (10985, 18524)]