72711990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2143}}^1$

素因数の和:2198

約数の個数: 96

約数和(自身を含む): 210712320

約数和(自身を除く): 138000330

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 2143, 2262, 2610, 3393, 3770, 4286, 5655, 6429, 6786, 10715, 11310, 12858, 16965, 19287, 21430, 27859, 32145, 33930, 38574, 55718, 62147, 64290, 83577, 96435, 124294, 139295, 167154, 186441, 192870, 250731, 278590, 310735, 372882, 417885, 501462, 559323, 621470, 807911, 835770, 932205, 1118646, 1253655, 1615822, 1864410, 2423733, 2507310, 2796615, 4039555, 4847466, 5593230, 7271199, 8079110, 12118665, 14542398, 24237330, 36355995, 72711990]

約数ペア:

[(1, 72711990), (2, 36355995), (3, 24237330), (5, 14542398), (6, 12118665), (9, 8079110), (10, 7271199), (13, 5593230), (15, 4847466), (18, 4039555), (26, 2796615), (29, 2507310), (30, 2423733), (39, 1864410), (45, 1615822), (58, 1253655), (65, 1118646), (78, 932205), (87, 835770), (90, 807911), (117, 621470), (130, 559323), (145, 501462), (174, 417885), (195, 372882), (234, 310735), (261, 278590), (290, 250731), (377, 192870), (390, 186441), (435, 167154), (522, 139295), (585, 124294), (754, 96435), (870, 83577), (1131, 64290), (1170, 62147), (1305, 55718), (1885, 38574), (2143, 33930), (2262, 32145), (2610, 27859), (3393, 21430), (3770, 19287), (4286, 16965), (5655, 12858), (6429, 11310), (6786, 10715)]