161486220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 192

約数和(自身を含む): 548997120

約数和(自身を除く): 387510900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 73, 84, 92, 105, 115, 138, 140, 146, 161, 210, 219, 229, 230, 276, 292, 322, 345, 365, 420, 438, 458, 460, 483, 511, 644, 687, 690, 730, 805, 876, 916, 966, 1022, 1095, 1145, 1374, 1380, 1460, 1533, 1603, 1610, 1679, 1932, 2044, 2190, 2290, 2415, 2555, 2748, 3066, 3206, 3220, 3358, 3435, 4380, 4580, 4809, 4830, 5037, 5110, 5267, 6132, 6412, 6716, 6870, 7665, 8015, 8395, 9618, 9660, 10074, 10220, 10534, 11753, 13740, 15330, 15801, 16030, 16717, 16790, 19236, 20148, 21068, 23506, 24045, 25185, 26335, 30660, 31602, 32060, 33434, 33580, 35259, 36869, 47012, 48090, 50151, 50370, 52670, 58765, 63204, 66868, 70518, 73738, 79005, 83585, 96180, 100302, 100740, 105340, 110607, 117019, 117530, 141036, 147476, 158010, 167170, 176295, 184345, 200604, 221214, 234038, 235060, 250755, 316020, 334340, 351057, 352590, 368690, 384491, 442428, 468076, 501510, 553035, 585095, 702114, 705180, 737380, 768982, 1003020, 1106070, 1153473, 1170190, 1404228, 1537964, 1755285, 1922455, 2212140, 2306946, 2340380, 2691437, 3510570, 3844910, 4613892, 5382874, 5767365, 7021140, 7689820, 8074311, 10765748, 11534730, 13457185, 16148622, 23069460, 26914370, 32297244, 40371555, 53828740, 80743110, 161486220]

約数ペア:

[(1, 161486220), (2, 80743110), (3, 53828740), (4, 40371555), (5, 32297244), (6, 26914370), (7, 23069460), (10, 16148622), (12, 13457185), (14, 11534730), (15, 10765748), (20, 8074311), (21, 7689820), (23, 7021140), (28, 5767365), (30, 5382874), (35, 4613892), (42, 3844910), (46, 3510570), (60, 2691437), (69, 2340380), (70, 2306946), (73, 2212140), (84, 1922455), (92, 1755285), (105, 1537964), (115, 1404228), (138, 1170190), (140, 1153473), (146, 1106070), (161, 1003020), (210, 768982), (219, 737380), (229, 705180), (230, 702114), (276, 585095), (292, 553035), (322, 501510), (345, 468076), (365, 442428), (420, 384491), (438, 368690), (458, 352590), (460, 351057), (483, 334340), (511, 316020), (644, 250755), (687, 235060), (690, 234038), (730, 221214), (805, 200604), (876, 184345), (916, 176295), (966, 167170), (1022, 158010), (1095, 147476), (1145, 141036), (1374, 117530), (1380, 117019), (1460, 110607), (1533, 105340), (1603, 100740), (1610, 100302), (1679, 96180), (1932, 83585), (2044, 79005), (2190, 73738), (2290, 70518), (2415, 66868), (2555, 63204), (2748, 58765), (3066, 52670), (3206, 50370), (3220, 50151), (3358, 48090), (3435, 47012), (4380, 36869), (4580, 35259), (4809, 33580), (4830, 33434), (5037, 32060), (5110, 31602), (5267, 30660), (6132, 26335), (6412, 25185), (6716, 24045), (6870, 23506), (7665, 21068), (8015, 20148), (8395, 19236), (9618, 16790), (9660, 16717), (10074, 16030), (10220, 15801), (10534, 15330), (11753, 13740)]