468181840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:381

約数の個数: 160

約数和(自身を含む): 1299916800

約数和(自身を除く): 831734960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 149, 155, 181, 217, 248, 280, 298, 310, 362, 434, 496, 560, 596, 620, 724, 745, 868, 905, 1043, 1085, 1192, 1240, 1267, 1448, 1490, 1736, 1810, 2086, 2170, 2384, 2480, 2534, 2896, 2980, 3472, 3620, 4172, 4340, 4619, 5068, 5215, 5611, 5960, 6335, 7240, 8344, 8680, 9238, 10136, 10430, 11222, 11920, 12670, 14480, 16688, 17360, 18476, 20272, 20860, 22444, 23095, 25340, 26969, 28055, 32333, 36952, 39277, 41720, 44888, 46190, 50680, 53938, 56110, 64666, 73904, 78554, 83440, 89776, 92380, 101360, 107876, 112220, 129332, 134845, 157108, 161665, 184760, 188783, 196385, 215752, 224440, 258664, 269690, 314216, 323330, 369520, 377566, 392770, 431504, 448880, 517328, 539380, 628432, 646660, 755132, 785540, 836039, 943915, 1078760, 1293320, 1510264, 1571080, 1672078, 1887830, 2157520, 2586640, 3020528, 3142160, 3344156, 3775660, 4180195, 5852273, 6688312, 7551320, 8360390, 11704546, 13376624, 15102640, 16720780, 23409092, 29261365, 33441560, 46818184, 58522730, 66883120, 93636368, 117045460, 234090920, 468181840]

約数ペア:

[(1, 468181840), (2, 234090920), (4, 117045460), (5, 93636368), (7, 66883120), (8, 58522730), (10, 46818184), (14, 33441560), (16, 29261365), (20, 23409092), (28, 16720780), (31, 15102640), (35, 13376624), (40, 11704546), (56, 8360390), (62, 7551320), (70, 6688312), (80, 5852273), (112, 4180195), (124, 3775660), (140, 3344156), (149, 3142160), (155, 3020528), (181, 2586640), (217, 2157520), (248, 1887830), (280, 1672078), (298, 1571080), (310, 1510264), (362, 1293320), (434, 1078760), (496, 943915), (560, 836039), (596, 785540), (620, 755132), (724, 646660), (745, 628432), (868, 539380), (905, 517328), (1043, 448880), (1085, 431504), (1192, 392770), (1240, 377566), (1267, 369520), (1448, 323330), (1490, 314216), (1736, 269690), (1810, 258664), (2086, 224440), (2170, 215752), (2384, 196385), (2480, 188783), (2534, 184760), (2896, 161665), (2980, 157108), (3472, 134845), (3620, 129332), (4172, 112220), (4340, 107876), (4619, 101360), (5068, 92380), (5215, 89776), (5611, 83440), (5960, 78554), (6335, 73904), (7240, 64666), (8344, 56110), (8680, 53938), (9238, 50680), (10136, 46190), (10430, 44888), (11222, 41720), (11920, 39277), (12670, 36952), (14480, 32333), (16688, 28055), (17360, 26969), (18476, 25340), (20272, 23095), (20860, 22444)]