156161880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 192

約数和(自身を含む): 599040000

約数和(自身を除く): 442878120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 1999, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 3998, 4340, 5208, 5580, 5997, 6510, 7812, 7996, 8680, 9765, 9995, 11160, 11994, 13020, 13993, 15624, 15992, 17991, 19530, 19990, 23988, 26040, 27986, 29985, 35982, 39060, 39980, 41979, 47976, 55972, 59970, 61969, 69965, 71964, 78120, 79960, 83958, 89955, 111944, 119940, 123938, 125937, 139930, 143928, 167916, 179910, 185907, 209895, 239880, 247876, 251874, 279860, 309845, 335832, 359820, 371814, 419790, 433783, 495752, 503748, 557721, 559720, 619690, 629685, 719640, 743628, 839580, 867566, 929535, 1007496, 1115442, 1239380, 1259370, 1301349, 1487256, 1679160, 1735132, 1859070, 2168915, 2230884, 2478760, 2518740, 2602698, 2788605, 3470264, 3718140, 3904047, 4337830, 4461768, 5037480, 5205396, 5577210, 6506745, 7436280, 7808094, 8675660, 10410792, 11154420, 13013490, 15616188, 17351320, 19520235, 22308840, 26026980, 31232376, 39040470, 52053960, 78080940, 156161880]

約数ペア:

[(1, 156161880), (2, 78080940), (3, 52053960), (4, 39040470), (5, 31232376), (6, 26026980), (7, 22308840), (8, 19520235), (9, 17351320), (10, 15616188), (12, 13013490), (14, 11154420), (15, 10410792), (18, 8675660), (20, 7808094), (21, 7436280), (24, 6506745), (28, 5577210), (30, 5205396), (31, 5037480), (35, 4461768), (36, 4337830), (40, 3904047), (42, 3718140), (45, 3470264), (56, 2788605), (60, 2602698), (62, 2518740), (63, 2478760), (70, 2230884), (72, 2168915), (84, 1859070), (90, 1735132), (93, 1679160), (105, 1487256), (120, 1301349), (124, 1259370), (126, 1239380), (140, 1115442), (155, 1007496), (168, 929535), (180, 867566), (186, 839580), (210, 743628), (217, 719640), (248, 629685), (252, 619690), (279, 559720), (280, 557721), (310, 503748), (315, 495752), (360, 433783), (372, 419790), (420, 371814), (434, 359820), (465, 335832), (504, 309845), (558, 279860), (620, 251874), (630, 247876), (651, 239880), (744, 209895), (840, 185907), (868, 179910), (930, 167916), (1085, 143928), (1116, 139930), (1240, 125937), (1260, 123938), (1302, 119940), (1395, 111944), (1736, 89955), (1860, 83958), (1953, 79960), (1999, 78120), (2170, 71964), (2232, 69965), (2520, 61969), (2604, 59970), (2790, 55972), (3255, 47976), (3720, 41979), (3906, 39980), (3998, 39060), (4340, 35982), (5208, 29985), (5580, 27986), (5997, 26040), (6510, 23988), (7812, 19990), (7996, 19530), (8680, 17991), (9765, 15992), (9995, 15624), (11160, 13993), (11994, 13020)]