1288794640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:497

約数の個数: 160

約数和(自身を含む): 3523274496

約数和(自身を除く): 2234479856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 173, 212, 251, 265, 280, 346, 371, 424, 502, 530, 560, 692, 742, 848, 865, 1004, 1060, 1211, 1255, 1384, 1484, 1730, 1757, 1855, 2008, 2120, 2422, 2510, 2768, 2968, 3460, 3514, 3710, 4016, 4240, 4844, 5020, 5936, 6055, 6920, 7028, 7420, 8785, 9169, 9688, 10040, 12110, 13303, 13840, 14056, 14840, 17570, 18338, 19376, 20080, 24220, 26606, 28112, 29680, 35140, 36676, 43423, 45845, 48440, 53212, 64183, 66515, 70280, 73352, 86846, 91690, 93121, 96880, 106424, 128366, 133030, 140560, 146704, 173692, 183380, 186242, 212848, 217115, 256732, 266060, 303961, 320915, 347384, 366760, 372484, 434230, 465605, 513464, 532120, 607922, 641830, 694768, 733520, 744968, 868460, 931210, 1026928, 1064240, 1215844, 1283660, 1489936, 1519805, 1736920, 1862420, 2301419, 2431688, 2567320, 3039610, 3473840, 3724840, 4602838, 4863376, 5134640, 6079220, 7449680, 9205676, 11507095, 12158440, 16109933, 18411352, 23014190, 24316880, 32219866, 36822704, 46028380, 64439732, 80549665, 92056760, 128879464, 161099330, 184113520, 257758928, 322198660, 644397320, 1288794640]

約数ペア:

[(1, 1288794640), (2, 644397320), (4, 322198660), (5, 257758928), (7, 184113520), (8, 161099330), (10, 128879464), (14, 92056760), (16, 80549665), (20, 64439732), (28, 46028380), (35, 36822704), (40, 32219866), (53, 24316880), (56, 23014190), (70, 18411352), (80, 16109933), (106, 12158440), (112, 11507095), (140, 9205676), (173, 7449680), (212, 6079220), (251, 5134640), (265, 4863376), (280, 4602838), (346, 3724840), (371, 3473840), (424, 3039610), (502, 2567320), (530, 2431688), (560, 2301419), (692, 1862420), (742, 1736920), (848, 1519805), (865, 1489936), (1004, 1283660), (1060, 1215844), (1211, 1064240), (1255, 1026928), (1384, 931210), (1484, 868460), (1730, 744968), (1757, 733520), (1855, 694768), (2008, 641830), (2120, 607922), (2422, 532120), (2510, 513464), (2768, 465605), (2968, 434230), (3460, 372484), (3514, 366760), (3710, 347384), (4016, 320915), (4240, 303961), (4844, 266060), (5020, 256732), (5936, 217115), (6055, 212848), (6920, 186242), (7028, 183380), (7420, 173692), (8785, 146704), (9169, 140560), (9688, 133030), (10040, 128366), (12110, 106424), (13303, 96880), (13840, 93121), (14056, 91690), (14840, 86846), (17570, 73352), (18338, 70280), (19376, 66515), (20080, 64183), (24220, 53212), (26606, 48440), (28112, 45845), (29680, 43423), (35140, 36676)]