28489418720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{3769}}^1$

素因数の和:4205

約数の個数: 192

約数和(自身を含む): 81673038720

約数和(自身を除く): 53183620000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 397, 476, 544, 560, 595, 680, 794, 952, 1120, 1190, 1360, 1588, 1904, 1985, 2380, 2720, 2779, 3176, 3769, 3808, 3970, 4760, 5558, 6352, 6749, 7538, 7940, 9520, 11116, 12704, 13498, 13895, 15076, 15880, 18845, 19040, 22232, 26383, 26996, 27790, 30152, 31760, 33745, 37690, 44464, 47243, 52766, 53992, 55580, 60304, 63520, 64073, 67490, 75380, 88928, 94486, 105532, 107984, 111160, 120608, 128146, 131915, 134980, 150760, 188972, 211064, 215968, 222320, 236215, 256292, 263830, 269960, 301520, 320365, 377944, 422128, 444640, 448511, 472430, 512584, 527660, 539920, 603040, 640730, 755888, 844256, 897022, 944860, 1025168, 1055320, 1079840, 1281460, 1496293, 1511776, 1794044, 1889720, 2050336, 2110640, 2242555, 2562920, 2992586, 3588088, 3779440, 4221280, 4485110, 5125840, 5985172, 7176176, 7481465, 7558880, 8970220, 10251680, 10474051, 11970344, 14352352, 14962930, 17940440, 20948102, 23940688, 25436981, 29925860, 35880880, 41896204, 47881376, 50873962, 52370255, 59851720, 71761760, 83792408, 101747924, 104740510, 119703440, 127184905, 167584816, 178058867, 203495848, 209481020, 239406880, 254369810, 335169632, 356117734, 406991696, 418962040, 508739620, 712235468, 813983392, 837924080, 890294335, 1017479240, 1424470936, 1675848160, 1780588670, 2034958480, 2848941872, 3561177340, 4069916960, 5697883744, 7122354680, 14244709360, 28489418720]

約数ペア:

[(1, 28489418720), (2, 14244709360), (4, 7122354680), (5, 5697883744), (7, 4069916960), (8, 3561177340), (10, 2848941872), (14, 2034958480), (16, 1780588670), (17, 1675848160), (20, 1424470936), (28, 1017479240), (32, 890294335), (34, 837924080), (35, 813983392), (40, 712235468), (56, 508739620), (68, 418962040), (70, 406991696), (80, 356117734), (85, 335169632), (112, 254369810), (119, 239406880), (136, 209481020), (140, 203495848), (160, 178058867), (170, 167584816), (224, 127184905), (238, 119703440), (272, 104740510), (280, 101747924), (340, 83792408), (397, 71761760), (476, 59851720), (544, 52370255), (560, 50873962), (595, 47881376), (680, 41896204), (794, 35880880), (952, 29925860), (1120, 25436981), (1190, 23940688), (1360, 20948102), (1588, 17940440), (1904, 14962930), (1985, 14352352), (2380, 11970344), (2720, 10474051), (2779, 10251680), (3176, 8970220), (3769, 7558880), (3808, 7481465), (3970, 7176176), (4760, 5985172), (5558, 5125840), (6352, 4485110), (6749, 4221280), (7538, 3779440), (7940, 3588088), (9520, 2992586), (11116, 2562920), (12704, 2242555), (13498, 2110640), (13895, 2050336), (15076, 1889720), (15880, 1794044), (18845, 1511776), (19040, 1496293), (22232, 1281460), (26383, 1079840), (26996, 1055320), (27790, 1025168), (30152, 944860), (31760, 897022), (33745, 844256), (37690, 755888), (44464, 640730), (47243, 603040), (52766, 539920), (53992, 527660), (55580, 512584), (60304, 472430), (63520, 448511), (64073, 444640), (67490, 422128), (75380, 377944), (88928, 320365), (94486, 301520), (105532, 269960), (107984, 263830), (111160, 256292), (120608, 236215), (128146, 222320), (131915, 215968), (134980, 211064), (150760, 188972)]