245171916

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:664

約数の個数: 144

約数和(自身を含む): 719540640

約数和(自身を除く): 474368724

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 37, 44, 58, 66, 74, 87, 99, 111, 116, 132, 148, 174, 198, 222, 261, 319, 333, 348, 396, 407, 444, 522, 577, 638, 666, 814, 957, 1044, 1073, 1154, 1221, 1276, 1332, 1628, 1731, 1914, 2146, 2308, 2442, 2871, 3219, 3462, 3663, 3828, 4292, 4884, 5193, 5742, 6347, 6438, 6924, 7326, 9657, 10386, 11484, 11803, 12694, 12876, 14652, 16733, 19041, 19314, 20772, 21349, 23606, 25388, 33466, 35409, 38082, 38628, 42698, 47212, 50199, 57123, 64047, 66932, 70818, 76164, 85396, 100398, 106227, 114246, 128094, 141636, 150597, 184063, 192141, 200796, 212454, 228492, 234839, 256188, 301194, 368126, 384282, 424908, 469678, 552189, 602388, 619121, 704517, 736252, 768564, 939356, 1104378, 1238242, 1409034, 1656567, 1857363, 2113551, 2208756, 2476484, 2818068, 3313134, 3714726, 4227102, 5572089, 6626268, 6810331, 7429452, 8454204, 11144178, 13620662, 20430993, 22288356, 27241324, 40861986, 61292979, 81723972, 122585958, 245171916]

約数ペア:

[(1, 245171916), (2, 122585958), (3, 81723972), (4, 61292979), (6, 40861986), (9, 27241324), (11, 22288356), (12, 20430993), (18, 13620662), (22, 11144178), (29, 8454204), (33, 7429452), (36, 6810331), (37, 6626268), (44, 5572089), (58, 4227102), (66, 3714726), (74, 3313134), (87, 2818068), (99, 2476484), (111, 2208756), (116, 2113551), (132, 1857363), (148, 1656567), (174, 1409034), (198, 1238242), (222, 1104378), (261, 939356), (319, 768564), (333, 736252), (348, 704517), (396, 619121), (407, 602388), (444, 552189), (522, 469678), (577, 424908), (638, 384282), (666, 368126), (814, 301194), (957, 256188), (1044, 234839), (1073, 228492), (1154, 212454), (1221, 200796), (1276, 192141), (1332, 184063), (1628, 150597), (1731, 141636), (1914, 128094), (2146, 114246), (2308, 106227), (2442, 100398), (2871, 85396), (3219, 76164), (3462, 70818), (3663, 66932), (3828, 64047), (4292, 57123), (4884, 50199), (5193, 47212), (5742, 42698), (6347, 38628), (6438, 38082), (6924, 35409), (7326, 33466), (9657, 25388), (10386, 23606), (11484, 21349), (11803, 20772), (12694, 19314), (12876, 19041), (14652, 16733)]