1285535580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^3\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 288

約数和(自身を含む): 4498804800

約数和(自身を除く): 3213269220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 89, 98, 102, 105, 119, 140, 147, 170, 178, 196, 204, 210, 238, 245, 255, 267, 289, 294, 340, 356, 357, 420, 445, 476, 490, 510, 534, 578, 588, 595, 623, 714, 735, 833, 867, 890, 980, 1020, 1068, 1156, 1190, 1246, 1335, 1428, 1445, 1470, 1513, 1666, 1734, 1780, 1785, 1869, 2023, 2380, 2492, 2499, 2670, 2890, 2940, 3026, 3115, 3332, 3468, 3570, 3738, 4046, 4165, 4335, 4361, 4539, 4913, 4998, 5340, 5780, 6052, 6069, 6230, 7140, 7476, 7565, 8092, 8330, 8670, 8722, 9078, 9345, 9826, 9996, 10115, 10591, 12138, 12460, 12495, 13083, 14161, 14739, 15130, 16660, 17340, 17444, 18156, 18690, 19652, 20230, 21182, 21805, 22695, 24276, 24565, 24990, 25721, 26166, 28322, 29478, 30260, 30345, 31773, 34391, 37380, 40460, 42364, 42483, 43610, 45390, 49130, 49980, 51442, 52332, 52955, 56644, 58956, 60690, 63546, 65415, 68782, 70805, 73695, 74137, 77163, 84966, 87220, 90780, 98260, 102884, 103173, 105910, 121380, 127092, 128605, 130830, 137564, 141610, 147390, 148274, 154326, 158865, 169932, 171955, 180047, 206346, 211820, 212415, 222411, 240737, 257210, 261660, 283220, 294780, 296548, 308652, 317730, 343910, 360094, 370685, 385815, 412692, 424830, 437257, 444822, 481474, 514420, 515865, 540141, 635460, 687820, 720188, 722211, 741370, 771630, 849660, 874514, 889644, 900235, 962948, 1031730, 1080282, 1112055, 1203685, 1260329, 1311771, 1444422, 1482740, 1543260, 1749028, 1800470, 2063460, 2160564, 2186285, 2224110, 2407370, 2520658, 2623542, 2700705, 2888844, 3060799, 3600940, 3611055, 3780987, 4372570, 4448220, 4814740, 5041316, 5247084, 5401410, 6121598, 6301645, 6558855, 7222110, 7561974, 8745140, 9182397, 10802820, 12243196, 12603290, 13117710, 14444220, 15123948, 15303995, 18364794, 18904935, 21425593, 25206580, 26235420, 30607990, 36729588, 37809870, 42851186, 45911985, 61215980, 64276779, 75619740, 85702372, 91823970, 107127965, 128553558, 183647940, 214255930, 257107116, 321383895, 428511860, 642767790, 1285535580]

約数ペア:

[(1, 1285535580), (2, 642767790), (3, 428511860), (4, 321383895), (5, 257107116), (6, 214255930), (7, 183647940), (10, 128553558), (12, 107127965), (14, 91823970), (15, 85702372), (17, 75619740), (20, 64276779), (21, 61215980), (28, 45911985), (30, 42851186), (34, 37809870), (35, 36729588), (42, 30607990), (49, 26235420), (51, 25206580), (60, 21425593), (68, 18904935), (70, 18364794), (84, 15303995), (85, 15123948), (89, 14444220), (98, 13117710), (102, 12603290), (105, 12243196), (119, 10802820), (140, 9182397), (147, 8745140), (170, 7561974), (178, 7222110), (196, 6558855), (204, 6301645), (210, 6121598), (238, 5401410), (245, 5247084), (255, 5041316), (267, 4814740), (289, 4448220), (294, 4372570), (340, 3780987), (356, 3611055), (357, 3600940), (420, 3060799), (445, 2888844), (476, 2700705), (490, 2623542), (510, 2520658), (534, 2407370), (578, 2224110), (588, 2186285), (595, 2160564), (623, 2063460), (714, 1800470), (735, 1749028), (833, 1543260), (867, 1482740), (890, 1444422), (980, 1311771), (1020, 1260329), (1068, 1203685), (1156, 1112055), (1190, 1080282), (1246, 1031730), (1335, 962948), (1428, 900235), (1445, 889644), (1470, 874514), (1513, 849660), (1666, 771630), (1734, 741370), (1780, 722211), (1785, 720188), (1869, 687820), (2023, 635460), (2380, 540141), (2492, 515865), (2499, 514420), (2670, 481474), (2890, 444822), (2940, 437257), (3026, 424830), (3115, 412692), (3332, 385815), (3468, 370685), (3570, 360094), (3738, 343910), (4046, 317730), (4165, 308652), (4335, 296548), (4361, 294780), (4539, 283220), (4913, 261660), (4998, 257210), (5340, 240737), (5780, 222411), (6052, 212415), (6069, 211820), (6230, 206346), (7140, 180047), (7476, 171955), (7565, 169932), (8092, 158865), (8330, 154326), (8670, 148274), (8722, 147390), (9078, 141610), (9345, 137564), (9826, 130830), (9996, 128605), (10115, 127092), (10591, 121380), (12138, 105910), (12460, 103173), (12495, 102884), (13083, 98260), (14161, 90780), (14739, 87220), (15130, 84966), (16660, 77163), (17340, 74137), (17444, 73695), (18156, 70805), (18690, 68782), (19652, 65415), (20230, 63546), (21182, 60690), (21805, 58956), (22695, 56644), (24276, 52955), (24565, 52332), (24990, 51442), (25721, 49980), (26166, 49130), (28322, 45390), (29478, 43610), (30260, 42483), (30345, 42364), (31773, 40460), (34391, 37380)]