221214420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{3583}}^1$

素因数の和:3619

約数の個数: 144

約数和(自身を含む): 782745600

約数和(自身を除く): 561531180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 3583, 4116, 4410, 5145, 6174, 6860, 7166, 8820, 10290, 10749, 12348, 14332, 15435, 17915, 20580, 21498, 25081, 30870, 32247, 35830, 42996, 50162, 53745, 61740, 64494, 71660, 75243, 100324, 107490, 125405, 128988, 150486, 161235, 175567, 214980, 225729, 250810, 300972, 322470, 351134, 376215, 451458, 501620, 526701, 644940, 702268, 752430, 877835, 902916, 1053402, 1128645, 1228969, 1504860, 1580103, 1755670, 2106804, 2257290, 2457938, 2633505, 3160206, 3511340, 3686907, 4514580, 4915876, 5267010, 6144845, 6320412, 7373814, 7900515, 10534020, 11060721, 12289690, 14747628, 15801030, 18434535, 22121442, 24579380, 31602060, 36869070, 44242884, 55303605, 73738140, 110607210, 221214420]

約数ペア:

[(1, 221214420), (2, 110607210), (3, 73738140), (4, 55303605), (5, 44242884), (6, 36869070), (7, 31602060), (9, 24579380), (10, 22121442), (12, 18434535), (14, 15801030), (15, 14747628), (18, 12289690), (20, 11060721), (21, 10534020), (28, 7900515), (30, 7373814), (35, 6320412), (36, 6144845), (42, 5267010), (45, 4915876), (49, 4514580), (60, 3686907), (63, 3511340), (70, 3160206), (84, 2633505), (90, 2457938), (98, 2257290), (105, 2106804), (126, 1755670), (140, 1580103), (147, 1504860), (180, 1228969), (196, 1128645), (210, 1053402), (245, 902916), (252, 877835), (294, 752430), (315, 702268), (343, 644940), (420, 526701), (441, 501620), (490, 451458), (588, 376215), (630, 351134), (686, 322470), (735, 300972), (882, 250810), (980, 225729), (1029, 214980), (1260, 175567), (1372, 161235), (1470, 150486), (1715, 128988), (1764, 125405), (2058, 107490), (2205, 100324), (2940, 75243), (3087, 71660), (3430, 64494), (3583, 61740), (4116, 53745), (4410, 50162), (5145, 42996), (6174, 35830), (6860, 32247), (7166, 30870), (8820, 25081), (10290, 21498), (10749, 20580), (12348, 17915), (14332, 15435)]