215540220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:632

約数の個数: 144

約数和(自身を含む): 707857920

約数和(自身を除く): 492317700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 167, 196, 210, 245, 294, 334, 420, 439, 490, 501, 588, 668, 735, 835, 878, 980, 1002, 1169, 1317, 1470, 1670, 1756, 2004, 2195, 2338, 2505, 2634, 2940, 3073, 3340, 3507, 4390, 4676, 5010, 5268, 5845, 6146, 6585, 7014, 8183, 8780, 9219, 10020, 11690, 12292, 13170, 14028, 15365, 16366, 17535, 18438, 21511, 23380, 24549, 26340, 30730, 32732, 35070, 36876, 40915, 43022, 46095, 49098, 61460, 64533, 70140, 73313, 81830, 86044, 92190, 98196, 107555, 122745, 129066, 146626, 163660, 184380, 215110, 219939, 245490, 258132, 293252, 322665, 366565, 430220, 439878, 490980, 513191, 645330, 733130, 879756, 1026382, 1099695, 1290660, 1466260, 1539573, 2052764, 2199390, 2565955, 3079146, 3592337, 4398780, 5131910, 6158292, 7184674, 7697865, 10263820, 10777011, 14369348, 15395730, 17961685, 21554022, 30791460, 35923370, 43108044, 53885055, 71846740, 107770110, 215540220]

約数ペア:

[(1, 215540220), (2, 107770110), (3, 71846740), (4, 53885055), (5, 43108044), (6, 35923370), (7, 30791460), (10, 21554022), (12, 17961685), (14, 15395730), (15, 14369348), (20, 10777011), (21, 10263820), (28, 7697865), (30, 7184674), (35, 6158292), (42, 5131910), (49, 4398780), (60, 3592337), (70, 3079146), (84, 2565955), (98, 2199390), (105, 2052764), (140, 1539573), (147, 1466260), (167, 1290660), (196, 1099695), (210, 1026382), (245, 879756), (294, 733130), (334, 645330), (420, 513191), (439, 490980), (490, 439878), (501, 430220), (588, 366565), (668, 322665), (735, 293252), (835, 258132), (878, 245490), (980, 219939), (1002, 215110), (1169, 184380), (1317, 163660), (1470, 146626), (1670, 129066), (1756, 122745), (2004, 107555), (2195, 98196), (2338, 92190), (2505, 86044), (2634, 81830), (2940, 73313), (3073, 70140), (3340, 64533), (3507, 61460), (4390, 49098), (4676, 46095), (5010, 43022), (5268, 40915), (5845, 36876), (6146, 35070), (6585, 32732), (7014, 30730), (8183, 26340), (8780, 24549), (9219, 23380), (10020, 21511), (11690, 18438), (12292, 17535), (13170, 16366), (14028, 15365)]