220401972

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1$

素因数の和:1172

約数の個数: 144

約数和(自身を含む): 683679360

約数和(自身を除く): 463277388

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 54, 58, 63, 81, 84, 87, 108, 116, 126, 162, 174, 189, 203, 243, 252, 261, 324, 348, 378, 406, 486, 522, 567, 609, 756, 783, 812, 972, 1044, 1117, 1134, 1218, 1566, 1701, 1827, 2234, 2268, 2349, 2436, 3132, 3351, 3402, 3654, 4468, 4698, 5481, 6702, 6804, 7047, 7308, 7819, 9396, 10053, 10962, 13404, 14094, 15638, 16443, 20106, 21924, 23457, 28188, 30159, 31276, 32393, 32886, 40212, 46914, 49329, 60318, 64786, 65772, 70371, 90477, 93828, 97179, 98658, 120636, 129572, 140742, 180954, 194358, 197316, 211113, 226751, 271431, 281484, 291537, 361908, 388716, 422226, 453502, 542862, 583074, 633339, 680253, 844452, 874611, 907004, 1085724, 1166148, 1266678, 1360506, 1749222, 1900017, 2040759, 2533356, 2623833, 2721012, 3498444, 3800034, 4081518, 5247666, 6122277, 7600068, 7871499, 8163036, 10495332, 12244554, 15742998, 18366831, 24489108, 31485996, 36733662, 55100493, 73467324, 110200986, 220401972]

約数ペア:

[(1, 220401972), (2, 110200986), (3, 73467324), (4, 55100493), (6, 36733662), (7, 31485996), (9, 24489108), (12, 18366831), (14, 15742998), (18, 12244554), (21, 10495332), (27, 8163036), (28, 7871499), (29, 7600068), (36, 6122277), (42, 5247666), (54, 4081518), (58, 3800034), (63, 3498444), (81, 2721012), (84, 2623833), (87, 2533356), (108, 2040759), (116, 1900017), (126, 1749222), (162, 1360506), (174, 1266678), (189, 1166148), (203, 1085724), (243, 907004), (252, 874611), (261, 844452), (324, 680253), (348, 633339), (378, 583074), (406, 542862), (486, 453502), (522, 422226), (567, 388716), (609, 361908), (756, 291537), (783, 281484), (812, 271431), (972, 226751), (1044, 211113), (1117, 197316), (1134, 194358), (1218, 180954), (1566, 140742), (1701, 129572), (1827, 120636), (2234, 98658), (2268, 97179), (2349, 93828), (2436, 90477), (3132, 70371), (3351, 65772), (3402, 64786), (3654, 60318), (4468, 49329), (4698, 46914), (5481, 40212), (6702, 32886), (6804, 32393), (7047, 31276), (7308, 30159), (7819, 28188), (9396, 23457), (10053, 21924), (10962, 20106), (13404, 16443), (14094, 15638)]