71062740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{1151}}^1$

素因数の和:1187

約数の個数: 144

約数和(自身を含む): 251596800

約数和(自身を除く): 180534060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1151, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2302, 2940, 3087, 3430, 3453, 4116, 4410, 4604, 5145, 5755, 6174, 6860, 6906, 8057, 8820, 10290, 10359, 11510, 12348, 13812, 15435, 16114, 17265, 20580, 20718, 23020, 24171, 30870, 32228, 34530, 40285, 41436, 48342, 51795, 56399, 61740, 69060, 72513, 80570, 96684, 103590, 112798, 120855, 145026, 161140, 169197, 207180, 225596, 241710, 281995, 290052, 338394, 362565, 394793, 483420, 507591, 563990, 676788, 725130, 789586, 845985, 1015182, 1127980, 1184379, 1450260, 1579172, 1691970, 1973965, 2030364, 2368758, 2537955, 3383940, 3553137, 3947930, 4737516, 5075910, 5921895, 7106274, 7895860, 10151820, 11843790, 14212548, 17765685, 23687580, 35531370, 71062740]

約数ペア:

[(1, 71062740), (2, 35531370), (3, 23687580), (4, 17765685), (5, 14212548), (6, 11843790), (7, 10151820), (9, 7895860), (10, 7106274), (12, 5921895), (14, 5075910), (15, 4737516), (18, 3947930), (20, 3553137), (21, 3383940), (28, 2537955), (30, 2368758), (35, 2030364), (36, 1973965), (42, 1691970), (45, 1579172), (49, 1450260), (60, 1184379), (63, 1127980), (70, 1015182), (84, 845985), (90, 789586), (98, 725130), (105, 676788), (126, 563990), (140, 507591), (147, 483420), (180, 394793), (196, 362565), (210, 338394), (245, 290052), (252, 281995), (294, 241710), (315, 225596), (343, 207180), (420, 169197), (441, 161140), (490, 145026), (588, 120855), (630, 112798), (686, 103590), (735, 96684), (882, 80570), (980, 72513), (1029, 69060), (1151, 61740), (1260, 56399), (1372, 51795), (1470, 48342), (1715, 41436), (1764, 40285), (2058, 34530), (2205, 32228), (2302, 30870), (2940, 24171), (3087, 23020), (3430, 20718), (3453, 20580), (4116, 17265), (4410, 16114), (4604, 15435), (5145, 13812), (5755, 12348), (6174, 11510), (6860, 10359), (6906, 10290), (8057, 8820)]