217005460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3547}}^1$

素因数の和:3605

約数の個数: 96

約数和(自身を含む): 572221440

約数和(自身を除く): 355215980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 380, 437, 460, 532, 644, 665, 805, 874, 1330, 1610, 1748, 2185, 2660, 3059, 3220, 3547, 4370, 6118, 7094, 8740, 12236, 14188, 15295, 17735, 24829, 30590, 35470, 49658, 61180, 67393, 70940, 81581, 99316, 124145, 134786, 163162, 248290, 269572, 326324, 336965, 407905, 471751, 496580, 571067, 673930, 815810, 943502, 1142134, 1347860, 1550039, 1631620, 1887004, 2284268, 2358755, 2855335, 3100078, 4717510, 5710670, 6200156, 7750195, 9435020, 10850273, 11421340, 15500390, 21700546, 31000780, 43401092, 54251365, 108502730, 217005460]

約数ペア:

[(1, 217005460), (2, 108502730), (4, 54251365), (5, 43401092), (7, 31000780), (10, 21700546), (14, 15500390), (19, 11421340), (20, 10850273), (23, 9435020), (28, 7750195), (35, 6200156), (38, 5710670), (46, 4717510), (70, 3100078), (76, 2855335), (92, 2358755), (95, 2284268), (115, 1887004), (133, 1631620), (140, 1550039), (161, 1347860), (190, 1142134), (230, 943502), (266, 815810), (322, 673930), (380, 571067), (437, 496580), (460, 471751), (532, 407905), (644, 336965), (665, 326324), (805, 269572), (874, 248290), (1330, 163162), (1610, 134786), (1748, 124145), (2185, 99316), (2660, 81581), (3059, 70940), (3220, 67393), (3547, 61180), (4370, 49658), (6118, 35470), (7094, 30590), (8740, 24829), (12236, 17735), (14188, 15295)]