221544330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1721}}^1$

素因数の和:2351

約数の個数: 64

約数和(自身を含む): 609009408

約数和(自身を除く): 387465078

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 613, 1226, 1721, 1839, 3065, 3442, 3678, 4291, 5163, 6130, 8582, 8605, 9195, 10326, 12047, 12873, 17210, 18390, 21455, 24094, 25746, 25815, 36141, 42910, 51630, 60235, 64365, 72282, 120470, 128730, 180705, 361410, 1054973, 2109946, 3164919, 5274865, 6329838, 7384811, 10549730, 14769622, 15824595, 22154433, 31649190, 36924055, 44308866, 73848110, 110772165, 221544330]

約数ペア:

[(1, 221544330), (2, 110772165), (3, 73848110), (5, 44308866), (6, 36924055), (7, 31649190), (10, 22154433), (14, 15824595), (15, 14769622), (21, 10549730), (30, 7384811), (35, 6329838), (42, 5274865), (70, 3164919), (105, 2109946), (210, 1054973), (613, 361410), (1226, 180705), (1721, 128730), (1839, 120470), (3065, 72282), (3442, 64365), (3678, 60235), (4291, 51630), (5163, 42910), (6130, 36141), (8582, 25815), (8605, 25746), (9195, 24094), (10326, 21455), (12047, 18390), (12873, 17210)]