199171280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:218

約数の個数: 240

約数和(自身を含む): 610675200

約数和(自身を除く): 411503920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 80, 88, 98, 110, 112, 124, 140, 149, 154, 155, 176, 196, 217, 220, 245, 248, 280, 298, 308, 310, 341, 385, 392, 434, 440, 490, 496, 539, 560, 596, 616, 620, 682, 745, 770, 784, 868, 880, 980, 1043, 1078, 1085, 1192, 1232, 1240, 1364, 1490, 1519, 1540, 1639, 1705, 1736, 1960, 2086, 2156, 2170, 2384, 2387, 2480, 2695, 2728, 2980, 3038, 3080, 3278, 3410, 3472, 3920, 4172, 4312, 4340, 4619, 4774, 5215, 5390, 5456, 5960, 6076, 6160, 6556, 6820, 7301, 7595, 8195, 8344, 8624, 8680, 9238, 9548, 10430, 10780, 11473, 11920, 11935, 12152, 13112, 13640, 14602, 15190, 16390, 16688, 16709, 17360, 18476, 19096, 20860, 21560, 22946, 23095, 23870, 24304, 26224, 27280, 29204, 30380, 32333, 32780, 33418, 36505, 36952, 38192, 41720, 43120, 45892, 46190, 47740, 50809, 57365, 58408, 60760, 64666, 65560, 66836, 73010, 73904, 80311, 83440, 83545, 91784, 92380, 95480, 101618, 114730, 116816, 121520, 129332, 131120, 133672, 146020, 160622, 161665, 167090, 183568, 184760, 190960, 203236, 226331, 229460, 254045, 258664, 267344, 292040, 321244, 323330, 334180, 355663, 369520, 401555, 406472, 452662, 458920, 508090, 517328, 584080, 642488, 646660, 668360, 711326, 803110, 812944, 905324, 917840, 1016180, 1131655, 1284976, 1293320, 1336720, 1422652, 1606220, 1778315, 1810648, 2032360, 2263310, 2489641, 2586640, 2845304, 3212440, 3556630, 3621296, 4064720, 4526620, 4979282, 5690608, 6424880, 7113260, 9053240, 9958564, 12448205, 14226520, 18106480, 19917128, 24896410, 28453040, 39834256, 49792820, 99585640, 199171280]

約数ペア:

[(1, 199171280), (2, 99585640), (4, 49792820), (5, 39834256), (7, 28453040), (8, 24896410), (10, 19917128), (11, 18106480), (14, 14226520), (16, 12448205), (20, 9958564), (22, 9053240), (28, 7113260), (31, 6424880), (35, 5690608), (40, 4979282), (44, 4526620), (49, 4064720), (55, 3621296), (56, 3556630), (62, 3212440), (70, 2845304), (77, 2586640), (80, 2489641), (88, 2263310), (98, 2032360), (110, 1810648), (112, 1778315), (124, 1606220), (140, 1422652), (149, 1336720), (154, 1293320), (155, 1284976), (176, 1131655), (196, 1016180), (217, 917840), (220, 905324), (245, 812944), (248, 803110), (280, 711326), (298, 668360), (308, 646660), (310, 642488), (341, 584080), (385, 517328), (392, 508090), (434, 458920), (440, 452662), (490, 406472), (496, 401555), (539, 369520), (560, 355663), (596, 334180), (616, 323330), (620, 321244), (682, 292040), (745, 267344), (770, 258664), (784, 254045), (868, 229460), (880, 226331), (980, 203236), (1043, 190960), (1078, 184760), (1085, 183568), (1192, 167090), (1232, 161665), (1240, 160622), (1364, 146020), (1490, 133672), (1519, 131120), (1540, 129332), (1639, 121520), (1705, 116816), (1736, 114730), (1960, 101618), (2086, 95480), (2156, 92380), (2170, 91784), (2384, 83545), (2387, 83440), (2480, 80311), (2695, 73904), (2728, 73010), (2980, 66836), (3038, 65560), (3080, 64666), (3278, 60760), (3410, 58408), (3472, 57365), (3920, 50809), (4172, 47740), (4312, 46190), (4340, 45892), (4619, 43120), (4774, 41720), (5215, 38192), (5390, 36952), (5456, 36505), (5960, 33418), (6076, 32780), (6160, 32333), (6556, 30380), (6820, 29204), (7301, 27280), (7595, 26224), (8195, 24304), (8344, 23870), (8624, 23095), (8680, 22946), (9238, 21560), (9548, 20860), (10430, 19096), (10780, 18476), (11473, 17360), (11920, 16709), (11935, 16688), (12152, 16390), (13112, 15190), (13640, 14602)]