720912132

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 2003968512

約数和(自身を除く): 1283056380

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 47, 51, 68, 71, 94, 102, 141, 142, 153, 188, 204, 213, 282, 284, 306, 353, 423, 426, 564, 612, 639, 706, 799, 846, 852, 1059, 1207, 1278, 1412, 1598, 1692, 2118, 2397, 2414, 2556, 3177, 3196, 3337, 3621, 4236, 4794, 4828, 6001, 6354, 6674, 7191, 7242, 9588, 10011, 10863, 12002, 12708, 13348, 14382, 14484, 16591, 18003, 20022, 21726, 24004, 25063, 28764, 30033, 33182, 36006, 40044, 43452, 49773, 50126, 54009, 56729, 60066, 66364, 72012, 75189, 99546, 100252, 108018, 113458, 120132, 149319, 150378, 170187, 199092, 216036, 225567, 226916, 282047, 298638, 300756, 340374, 426071, 451134, 510561, 564094, 597276, 680748, 846141, 852142, 902268, 1021122, 1128188, 1177961, 1278213, 1692282, 1704284, 2042244, 2355922, 2538423, 2556426, 3384564, 3533883, 3834639, 4711844, 5076846, 5112852, 7067766, 7669278, 10153692, 10601649, 14135532, 15338556, 20025337, 21203298, 40050674, 42406596, 60076011, 80101348, 120152022, 180228033, 240304044, 360456066, 720912132]

約数ペア:

[(1, 720912132), (2, 360456066), (3, 240304044), (4, 180228033), (6, 120152022), (9, 80101348), (12, 60076011), (17, 42406596), (18, 40050674), (34, 21203298), (36, 20025337), (47, 15338556), (51, 14135532), (68, 10601649), (71, 10153692), (94, 7669278), (102, 7067766), (141, 5112852), (142, 5076846), (153, 4711844), (188, 3834639), (204, 3533883), (213, 3384564), (282, 2556426), (284, 2538423), (306, 2355922), (353, 2042244), (423, 1704284), (426, 1692282), (564, 1278213), (612, 1177961), (639, 1128188), (706, 1021122), (799, 902268), (846, 852142), (852, 846141), (1059, 680748), (1207, 597276), (1278, 564094), (1412, 510561), (1598, 451134), (1692, 426071), (2118, 340374), (2397, 300756), (2414, 298638), (2556, 282047), (3177, 226916), (3196, 225567), (3337, 216036), (3621, 199092), (4236, 170187), (4794, 150378), (4828, 149319), (6001, 120132), (6354, 113458), (6674, 108018), (7191, 100252), (7242, 99546), (9588, 75189), (10011, 72012), (10863, 66364), (12002, 60066), (12708, 56729), (13348, 54009), (14382, 50126), (14484, 49773), (16591, 43452), (18003, 40044), (20022, 36006), (21726, 33182), (24004, 30033), (25063, 28764)]