220342980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 738452736

約数和(自身を除く): 518109756

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 61, 65, 66, 78, 110, 122, 130, 132, 143, 156, 165, 183, 195, 220, 244, 260, 286, 305, 330, 366, 390, 421, 429, 572, 610, 660, 671, 715, 732, 780, 793, 842, 858, 915, 1220, 1263, 1342, 1430, 1586, 1684, 1716, 1830, 2013, 2105, 2145, 2379, 2526, 2684, 2860, 3172, 3355, 3660, 3965, 4026, 4210, 4290, 4631, 4758, 5052, 5473, 6315, 6710, 7930, 8052, 8420, 8580, 8723, 9262, 9516, 10065, 10946, 11895, 12630, 13420, 13893, 15860, 16419, 17446, 18524, 20130, 21892, 23155, 23790, 25260, 25681, 26169, 27365, 27786, 32838, 34892, 40260, 43615, 46310, 47580, 51362, 52338, 54730, 55572, 60203, 65676, 69465, 77043, 82095, 87230, 92620, 102724, 104676, 109460, 120406, 128405, 130845, 138930, 154086, 164190, 174460, 180609, 240812, 256810, 261690, 277860, 282491, 301015, 308172, 328380, 333853, 361218, 385215, 513620, 523380, 564982, 602030, 667706, 722436, 770430, 847473, 903045, 1001559, 1129964, 1204060, 1335412, 1412455, 1540860, 1669265, 1694946, 1806090, 2003118, 2824910, 3338530, 3389892, 3612180, 3672383, 4006236, 4237365, 5007795, 5649820, 6677060, 7344766, 8474730, 10015590, 11017149, 14689532, 16949460, 18361915, 20031180, 22034298, 36723830, 44068596, 55085745, 73447660, 110171490, 220342980]

約数ペア:

[(1, 220342980), (2, 110171490), (3, 73447660), (4, 55085745), (5, 44068596), (6, 36723830), (10, 22034298), (11, 20031180), (12, 18361915), (13, 16949460), (15, 14689532), (20, 11017149), (22, 10015590), (26, 8474730), (30, 7344766), (33, 6677060), (39, 5649820), (44, 5007795), (52, 4237365), (55, 4006236), (60, 3672383), (61, 3612180), (65, 3389892), (66, 3338530), (78, 2824910), (110, 2003118), (122, 1806090), (130, 1694946), (132, 1669265), (143, 1540860), (156, 1412455), (165, 1335412), (183, 1204060), (195, 1129964), (220, 1001559), (244, 903045), (260, 847473), (286, 770430), (305, 722436), (330, 667706), (366, 602030), (390, 564982), (421, 523380), (429, 513620), (572, 385215), (610, 361218), (660, 333853), (671, 328380), (715, 308172), (732, 301015), (780, 282491), (793, 277860), (842, 261690), (858, 256810), (915, 240812), (1220, 180609), (1263, 174460), (1342, 164190), (1430, 154086), (1586, 138930), (1684, 130845), (1716, 128405), (1830, 120406), (2013, 109460), (2105, 104676), (2145, 102724), (2379, 92620), (2526, 87230), (2684, 82095), (2860, 77043), (3172, 69465), (3355, 65676), (3660, 60203), (3965, 55572), (4026, 54730), (4210, 52338), (4290, 51362), (4631, 47580), (4758, 46310), (5052, 43615), (5473, 40260), (6315, 34892), (6710, 32838), (7930, 27786), (8052, 27365), (8420, 26169), (8580, 25681), (8723, 25260), (9262, 23790), (9516, 23155), (10065, 21892), (10946, 20130), (11895, 18524), (12630, 17446), (13420, 16419), (13893, 15860)]