222221640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:164

約数の個数: 192

約数和(自身を含む): 720679680

約数和(自身を除く): 498458040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 47, 60, 62, 82, 93, 94, 120, 123, 124, 141, 155, 164, 186, 188, 205, 235, 246, 248, 282, 310, 328, 372, 376, 410, 465, 470, 492, 564, 615, 620, 705, 744, 820, 930, 940, 961, 984, 1128, 1230, 1240, 1271, 1410, 1457, 1640, 1860, 1880, 1922, 1927, 2460, 2542, 2820, 2883, 2914, 3720, 3813, 3844, 3854, 4371, 4805, 4920, 5084, 5640, 5766, 5781, 5828, 6355, 7285, 7626, 7688, 7708, 8742, 9610, 9635, 10168, 11532, 11562, 11656, 12710, 14415, 14570, 15252, 15416, 17484, 19065, 19220, 19270, 21855, 23064, 23124, 25420, 28830, 28905, 29140, 30504, 34968, 38130, 38440, 38540, 39401, 43710, 45167, 46248, 50840, 57660, 57810, 58280, 59737, 76260, 77080, 78802, 87420, 90334, 115320, 115620, 118203, 119474, 135501, 152520, 157604, 174840, 179211, 180668, 197005, 225835, 231240, 236406, 238948, 271002, 298685, 315208, 358422, 361336, 394010, 451670, 472812, 477896, 542004, 591015, 597370, 677505, 716844, 788020, 896055, 903340, 945624, 1084008, 1182030, 1194740, 1355010, 1433688, 1576040, 1792110, 1806680, 1851847, 2364060, 2389480, 2710020, 3584220, 3703694, 4728120, 5420040, 5555541, 7168440, 7407388, 9259235, 11111082, 14814776, 18518470, 22222164, 27777705, 37036940, 44444328, 55555410, 74073880, 111110820, 222221640]

約数ペア:

[(1, 222221640), (2, 111110820), (3, 74073880), (4, 55555410), (5, 44444328), (6, 37036940), (8, 27777705), (10, 22222164), (12, 18518470), (15, 14814776), (20, 11111082), (24, 9259235), (30, 7407388), (31, 7168440), (40, 5555541), (41, 5420040), (47, 4728120), (60, 3703694), (62, 3584220), (82, 2710020), (93, 2389480), (94, 2364060), (120, 1851847), (123, 1806680), (124, 1792110), (141, 1576040), (155, 1433688), (164, 1355010), (186, 1194740), (188, 1182030), (205, 1084008), (235, 945624), (246, 903340), (248, 896055), (282, 788020), (310, 716844), (328, 677505), (372, 597370), (376, 591015), (410, 542004), (465, 477896), (470, 472812), (492, 451670), (564, 394010), (615, 361336), (620, 358422), (705, 315208), (744, 298685), (820, 271002), (930, 238948), (940, 236406), (961, 231240), (984, 225835), (1128, 197005), (1230, 180668), (1240, 179211), (1271, 174840), (1410, 157604), (1457, 152520), (1640, 135501), (1860, 119474), (1880, 118203), (1922, 115620), (1927, 115320), (2460, 90334), (2542, 87420), (2820, 78802), (2883, 77080), (2914, 76260), (3720, 59737), (3813, 58280), (3844, 57810), (3854, 57660), (4371, 50840), (4805, 46248), (4920, 45167), (5084, 43710), (5640, 39401), (5766, 38540), (5781, 38440), (5828, 38130), (6355, 34968), (7285, 30504), (7626, 29140), (7688, 28905), (7708, 28830), (8742, 25420), (9610, 23124), (9635, 23064), (10168, 21855), (11532, 19270), (11562, 19220), (11656, 19065), (12710, 17484), (14415, 15416), (14570, 15252)]