156491720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 459648000

約数和(自身を除く): 303156280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 121, 124, 140, 149, 154, 155, 217, 220, 242, 248, 280, 298, 308, 310, 341, 385, 434, 440, 484, 596, 605, 616, 620, 682, 745, 770, 847, 868, 968, 1043, 1085, 1192, 1210, 1240, 1364, 1490, 1540, 1639, 1694, 1705, 1736, 2086, 2170, 2387, 2420, 2728, 2980, 3080, 3278, 3388, 3410, 3751, 4172, 4235, 4340, 4619, 4774, 4840, 5215, 5960, 6556, 6776, 6820, 7502, 8195, 8344, 8470, 8680, 9238, 9548, 10430, 11473, 11935, 13112, 13640, 15004, 16390, 16940, 18029, 18476, 18755, 19096, 20860, 22946, 23095, 23870, 26257, 30008, 32333, 32780, 33880, 36058, 36952, 37510, 41720, 45892, 46190, 47740, 50809, 52514, 57365, 64666, 65560, 72116, 75020, 90145, 91784, 92380, 95480, 101618, 105028, 114730, 126203, 129332, 131285, 144232, 150040, 161665, 180290, 184760, 203236, 210056, 229460, 252406, 254045, 258664, 262570, 323330, 355663, 360580, 406472, 458920, 504812, 508090, 525140, 558899, 631015, 646660, 711326, 721160, 1009624, 1016180, 1050280, 1117798, 1262030, 1293320, 1422652, 1778315, 2032360, 2235596, 2524060, 2794495, 2845304, 3556630, 3912293, 4471192, 5048120, 5588990, 7113260, 7824586, 11177980, 14226520, 15649172, 19561465, 22355960, 31298344, 39122930, 78245860, 156491720]

約数ペア:

[(1, 156491720), (2, 78245860), (4, 39122930), (5, 31298344), (7, 22355960), (8, 19561465), (10, 15649172), (11, 14226520), (14, 11177980), (20, 7824586), (22, 7113260), (28, 5588990), (31, 5048120), (35, 4471192), (40, 3912293), (44, 3556630), (55, 2845304), (56, 2794495), (62, 2524060), (70, 2235596), (77, 2032360), (88, 1778315), (110, 1422652), (121, 1293320), (124, 1262030), (140, 1117798), (149, 1050280), (154, 1016180), (155, 1009624), (217, 721160), (220, 711326), (242, 646660), (248, 631015), (280, 558899), (298, 525140), (308, 508090), (310, 504812), (341, 458920), (385, 406472), (434, 360580), (440, 355663), (484, 323330), (596, 262570), (605, 258664), (616, 254045), (620, 252406), (682, 229460), (745, 210056), (770, 203236), (847, 184760), (868, 180290), (968, 161665), (1043, 150040), (1085, 144232), (1192, 131285), (1210, 129332), (1240, 126203), (1364, 114730), (1490, 105028), (1540, 101618), (1639, 95480), (1694, 92380), (1705, 91784), (1736, 90145), (2086, 75020), (2170, 72116), (2387, 65560), (2420, 64666), (2728, 57365), (2980, 52514), (3080, 50809), (3278, 47740), (3388, 46190), (3410, 45892), (3751, 41720), (4172, 37510), (4235, 36952), (4340, 36058), (4619, 33880), (4774, 32780), (4840, 32333), (5215, 30008), (5960, 26257), (6556, 23870), (6776, 23095), (6820, 22946), (7502, 20860), (8195, 19096), (8344, 18755), (8470, 18476), (8680, 18029), (9238, 16940), (9548, 16390), (10430, 15004), (11473, 13640), (11935, 13112)]