218941320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{479}}^1$

素因数の和:799

約数の個数: 128

約数和(自身を含む): 711244800

約数和(自身を除く): 492303480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 293, 312, 390, 479, 520, 586, 780, 879, 958, 1172, 1437, 1465, 1560, 1758, 1916, 2344, 2395, 2874, 2930, 3516, 3809, 3832, 4395, 4790, 5748, 5860, 6227, 7032, 7185, 7618, 8790, 9580, 11427, 11496, 11720, 12454, 14370, 15236, 17580, 18681, 19045, 19160, 22854, 24908, 28740, 30472, 31135, 35160, 37362, 38090, 45708, 49816, 57135, 57480, 62270, 74724, 76180, 91416, 93405, 114270, 124540, 140347, 149448, 152360, 186810, 228540, 249080, 280694, 373620, 421041, 457080, 561388, 701735, 747240, 842082, 1122776, 1403470, 1684164, 1824511, 2105205, 2806940, 3368328, 3649022, 4210410, 5473533, 5613880, 7298044, 8420820, 9122555, 10947066, 14596088, 16841640, 18245110, 21894132, 27367665, 36490220, 43788264, 54735330, 72980440, 109470660, 218941320]

約数ペア:

[(1, 218941320), (2, 109470660), (3, 72980440), (4, 54735330), (5, 43788264), (6, 36490220), (8, 27367665), (10, 21894132), (12, 18245110), (13, 16841640), (15, 14596088), (20, 10947066), (24, 9122555), (26, 8420820), (30, 7298044), (39, 5613880), (40, 5473533), (52, 4210410), (60, 3649022), (65, 3368328), (78, 2806940), (104, 2105205), (120, 1824511), (130, 1684164), (156, 1403470), (195, 1122776), (260, 842082), (293, 747240), (312, 701735), (390, 561388), (479, 457080), (520, 421041), (586, 373620), (780, 280694), (879, 249080), (958, 228540), (1172, 186810), (1437, 152360), (1465, 149448), (1560, 140347), (1758, 124540), (1916, 114270), (2344, 93405), (2395, 91416), (2874, 76180), (2930, 74724), (3516, 62270), (3809, 57480), (3832, 57135), (4395, 49816), (4790, 45708), (5748, 38090), (5860, 37362), (6227, 35160), (7032, 31135), (7185, 30472), (7618, 28740), (8790, 24908), (9580, 22854), (11427, 19160), (11496, 19045), (11720, 18681), (12454, 17580), (14370, 15236)]