639280301040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{395849}}^1$

素因数の和:398111

約数の個数: 120

約数和(自身を含む): 2147878933200

約数和(自身を除く): 1508598632160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 2243, 4486, 6729, 8972, 11215, 13458, 17944, 20187, 22430, 26916, 33645, 35888, 40374, 44860, 53832, 67290, 80748, 89720, 100935, 107664, 134580, 161496, 179440, 201870, 269160, 322992, 395849, 403740, 538320, 791698, 807480, 1187547, 1583396, 1614960, 1979245, 2375094, 3166792, 3562641, 3958490, 4750188, 5937735, 6333584, 7125282, 7916980, 9500376, 11875470, 14250564, 15833960, 17813205, 19000752, 23750940, 28501128, 31667920, 35626410, 47501880, 57002256, 71252820, 95003760, 142505640, 285011280, 887889307, 1775778614, 2663667921, 3551557228, 4439446535, 5327335842, 7103114456, 7991003763, 8878893070, 10654671684, 13318339605, 14206228912, 15982007526, 17757786140, 21309343368, 26636679210, 31964015052, 35515572280, 39955018815, 42618686736, 53273358420, 63928030104, 71031144560, 79910037630, 106546716840, 127856060208, 159820075260, 213093433680, 319640150520, 639280301040]

約数ペア:

[(1, 639280301040), (2, 319640150520), (3, 213093433680), (4, 159820075260), (5, 127856060208), (6, 106546716840), (8, 79910037630), (9, 71031144560), (10, 63928030104), (12, 53273358420), (15, 42618686736), (16, 39955018815), (18, 35515572280), (20, 31964015052), (24, 26636679210), (30, 21309343368), (36, 17757786140), (40, 15982007526), (45, 14206228912), (48, 13318339605), (60, 10654671684), (72, 8878893070), (80, 7991003763), (90, 7103114456), (120, 5327335842), (144, 4439446535), (180, 3551557228), (240, 2663667921), (360, 1775778614), (720, 887889307), (2243, 285011280), (4486, 142505640), (6729, 95003760), (8972, 71252820), (11215, 57002256), (13458, 47501880), (17944, 35626410), (20187, 31667920), (22430, 28501128), (26916, 23750940), (33645, 19000752), (35888, 17813205), (40374, 15833960), (44860, 14250564), (53832, 11875470), (67290, 9500376), (80748, 7916980), (89720, 7125282), (100935, 6333584), (107664, 5937735), (134580, 4750188), (161496, 3958490), (179440, 3562641), (201870, 3166792), (269160, 2375094), (322992, 1979245), (395849, 1614960), (403740, 1583396), (538320, 1187547), (791698, 807480)]