220702860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:490

約数の個数: 288

約数和(自身を含む): 842688000

約数和(自身を除く): 621985140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 378, 380, 399, 420, 439, 441, 490, 513, 532, 540, 570, 588, 630, 665, 684, 735, 756, 798, 855, 878, 882, 931, 945, 980, 1026, 1140, 1197, 1260, 1317, 1323, 1330, 1470, 1596, 1710, 1756, 1764, 1862, 1890, 1995, 2052, 2195, 2205, 2394, 2565, 2634, 2646, 2660, 2793, 2940, 3073, 3420, 3591, 3724, 3780, 3951, 3990, 4390, 4410, 4655, 4788, 5130, 5268, 5292, 5586, 5985, 6146, 6585, 6615, 7182, 7902, 7980, 8341, 8379, 8780, 8820, 9219, 9310, 10260, 11172, 11853, 11970, 12292, 13170, 13230, 13965, 14364, 15365, 15804, 16682, 16758, 17955, 18438, 18620, 19755, 21511, 23706, 23940, 25023, 25137, 26340, 26460, 27657, 27930, 30730, 33364, 33516, 35910, 36876, 39510, 41705, 41895, 43022, 46095, 47412, 50046, 50274, 55314, 55860, 58387, 59265, 61460, 64533, 71820, 75069, 79020, 82971, 83410, 83790, 86044, 92190, 100092, 100548, 107555, 110628, 116774, 118530, 125115, 125685, 129066, 138285, 150138, 165942, 166820, 167580, 175161, 184380, 193599, 215110, 225207, 233548, 237060, 250230, 251370, 258132, 276570, 291935, 300276, 322665, 331884, 350322, 375345, 387198, 408709, 414855, 430220, 450414, 500460, 502740, 525483, 553140, 580797, 583870, 645330, 700644, 750690, 774396, 817418, 829710, 875805, 900828, 967995, 1050966, 1126035, 1161594, 1167740, 1226127, 1290660, 1501380, 1576449, 1634836, 1659420, 1751610, 1935990, 2043545, 2101932, 2252070, 2323188, 2452254, 2627415, 2903985, 3152898, 3503220, 3678381, 3871980, 4087090, 4504140, 4904508, 5254830, 5807970, 6130635, 6305796, 7356762, 7882245, 8174180, 10509660, 11035143, 11615940, 12261270, 14713524, 15764490, 18391905, 22070286, 24522540, 31528980, 36783810, 44140572, 55175715, 73567620, 110351430, 220702860]

約数ペア:

[(1, 220702860), (2, 110351430), (3, 73567620), (4, 55175715), (5, 44140572), (6, 36783810), (7, 31528980), (9, 24522540), (10, 22070286), (12, 18391905), (14, 15764490), (15, 14713524), (18, 12261270), (19, 11615940), (20, 11035143), (21, 10509660), (27, 8174180), (28, 7882245), (30, 7356762), (35, 6305796), (36, 6130635), (38, 5807970), (42, 5254830), (45, 4904508), (49, 4504140), (54, 4087090), (57, 3871980), (60, 3678381), (63, 3503220), (70, 3152898), (76, 2903985), (84, 2627415), (90, 2452254), (95, 2323188), (98, 2252070), (105, 2101932), (108, 2043545), (114, 1935990), (126, 1751610), (133, 1659420), (135, 1634836), (140, 1576449), (147, 1501380), (171, 1290660), (180, 1226127), (189, 1167740), (190, 1161594), (196, 1126035), (210, 1050966), (228, 967995), (245, 900828), (252, 875805), (266, 829710), (270, 817418), (285, 774396), (294, 750690), (315, 700644), (342, 645330), (378, 583870), (380, 580797), (399, 553140), (420, 525483), (439, 502740), (441, 500460), (490, 450414), (513, 430220), (532, 414855), (540, 408709), (570, 387198), (588, 375345), (630, 350322), (665, 331884), (684, 322665), (735, 300276), (756, 291935), (798, 276570), (855, 258132), (878, 251370), (882, 250230), (931, 237060), (945, 233548), (980, 225207), (1026, 215110), (1140, 193599), (1197, 184380), (1260, 175161), (1317, 167580), (1323, 166820), (1330, 165942), (1470, 150138), (1596, 138285), (1710, 129066), (1756, 125685), (1764, 125115), (1862, 118530), (1890, 116774), (1995, 110628), (2052, 107555), (2195, 100548), (2205, 100092), (2394, 92190), (2565, 86044), (2634, 83790), (2646, 83410), (2660, 82971), (2793, 79020), (2940, 75069), (3073, 71820), (3420, 64533), (3591, 61460), (3724, 59265), (3780, 58387), (3951, 55860), (3990, 55314), (4390, 50274), (4410, 50046), (4655, 47412), (4788, 46095), (5130, 43022), (5268, 41895), (5292, 41705), (5586, 39510), (5985, 36876), (6146, 35910), (6585, 33516), (6615, 33364), (7182, 30730), (7902, 27930), (7980, 27657), (8341, 26460), (8379, 26340), (8780, 25137), (8820, 25023), (9219, 23940), (9310, 23706), (10260, 21511), (11172, 19755), (11853, 18620), (11970, 18438), (12292, 17955), (13170, 16758), (13230, 16682), (13965, 15804), (14364, 15365)]