15484980

素因数分解:

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

素因数の和:278

約数の個数: 144

約数和(自身を含む): 52859520

約数和(自身を除く): 37374540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 49, 60, 69, 70, 84, 92, 98, 105, 115, 138, 140, 147, 161, 196, 210, 229, 230, 245, 276, 294, 322, 345, 420, 458, 460, 483, 490, 588, 644, 687, 690, 735, 805, 916, 966, 980, 1127, 1145, 1374, 1380, 1470, 1603, 1610, 1932, 2254, 2290, 2415, 2748, 2940, 3206, 3220, 3381, 3435, 4508, 4580, 4809, 4830, 5267, 5635, 6412, 6762, 6870, 8015, 9618, 9660, 10534, 11221, 11270, 13524, 13740, 15801, 16030, 16905, 19236, 21068, 22442, 22540, 24045, 26335, 31602, 32060, 33663, 33810, 36869, 44884, 48090, 52670, 56105, 63204, 67326, 67620, 73738, 79005, 96180, 105340, 110607, 112210, 134652, 147476, 158010, 168315, 184345, 221214, 224420, 258083, 316020, 336630, 368690, 442428, 516166, 553035, 673260, 737380, 774249, 1032332, 1106070, 1290415, 1548498, 2212140, 2580830, 3096996, 3871245, 5161660, 7742490, 15484980]

約数ペア:

[(1, 15484980), (2, 7742490), (3, 5161660), (4, 3871245), (5, 3096996), (6, 2580830), (7, 2212140), (10, 1548498), (12, 1290415), (14, 1106070), (15, 1032332), (20, 774249), (21, 737380), (23, 673260), (28, 553035), (30, 516166), (35, 442428), (42, 368690), (46, 336630), (49, 316020), (60, 258083), (69, 224420), (70, 221214), (84, 184345), (92, 168315), (98, 158010), (105, 147476), (115, 134652), (138, 112210), (140, 110607), (147, 105340), (161, 96180), (196, 79005), (210, 73738), (229, 67620), (230, 67326), (245, 63204), (276, 56105), (294, 52670), (322, 48090), (345, 44884), (420, 36869), (458, 33810), (460, 33663), (483, 32060), (490, 31602), (588, 26335), (644, 24045), (687, 22540), (690, 22442), (735, 21068), (805, 19236), (916, 16905), (966, 16030), (980, 15801), (1127, 13740), (1145, 13524), (1374, 11270), (1380, 11221), (1470, 10534), (1603, 9660), (1610, 9618), (1932, 8015), (2254, 6870), (2290, 6762), (2415, 6412), (2748, 5635), (2940, 5267), (3206, 4830), (3220, 4809), (3381, 4580), (3435, 4508)]