220236380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 591222240

約数和(自身を除く): 370985860

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 59, 65, 70, 91, 98, 118, 130, 140, 182, 196, 236, 245, 260, 293, 295, 364, 413, 455, 490, 586, 590, 637, 767, 826, 910, 980, 1172, 1180, 1274, 1465, 1534, 1652, 1820, 2051, 2065, 2548, 2891, 2930, 3068, 3185, 3809, 3835, 4102, 4130, 5369, 5782, 5860, 6370, 7618, 7670, 8204, 8260, 10255, 10738, 11564, 12740, 14357, 14455, 15236, 15340, 17287, 19045, 20510, 21476, 26663, 26845, 28714, 28910, 34574, 37583, 38090, 41020, 53326, 53690, 57428, 57820, 69148, 71785, 75166, 76180, 86435, 106652, 107380, 121009, 133315, 143570, 150332, 172870, 186641, 187915, 224731, 242018, 266630, 287140, 345740, 373282, 375830, 449462, 484036, 533260, 605045, 746564, 751660, 847063, 898924, 933205, 1123655, 1210090, 1573117, 1694126, 1866410, 2247310, 2420180, 3146234, 3388252, 3732820, 4235315, 4494620, 6292468, 7865585, 8470630, 11011819, 15731170, 16941260, 22023638, 31462340, 44047276, 55059095, 110118190, 220236380]

約数ペア:

[(1, 220236380), (2, 110118190), (4, 55059095), (5, 44047276), (7, 31462340), (10, 22023638), (13, 16941260), (14, 15731170), (20, 11011819), (26, 8470630), (28, 7865585), (35, 6292468), (49, 4494620), (52, 4235315), (59, 3732820), (65, 3388252), (70, 3146234), (91, 2420180), (98, 2247310), (118, 1866410), (130, 1694126), (140, 1573117), (182, 1210090), (196, 1123655), (236, 933205), (245, 898924), (260, 847063), (293, 751660), (295, 746564), (364, 605045), (413, 533260), (455, 484036), (490, 449462), (586, 375830), (590, 373282), (637, 345740), (767, 287140), (826, 266630), (910, 242018), (980, 224731), (1172, 187915), (1180, 186641), (1274, 172870), (1465, 150332), (1534, 143570), (1652, 133315), (1820, 121009), (2051, 107380), (2065, 106652), (2548, 86435), (2891, 76180), (2930, 75166), (3068, 71785), (3185, 69148), (3809, 57820), (3835, 57428), (4102, 53690), (4130, 53326), (5369, 41020), (5782, 38090), (5860, 37583), (6370, 34574), (7618, 28910), (7670, 28714), (8204, 26845), (8260, 26663), (10255, 21476), (10738, 20510), (11564, 19045), (12740, 17287), (14357, 15340), (14455, 15236)]