390679920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1931}}^1$

素因数の和:2231

約数の個数: 120

約数和(自身を含む): 1317384432

約数和(自身を除く): 926704512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 281, 360, 562, 720, 843, 1124, 1405, 1686, 1931, 2248, 2529, 2810, 3372, 3862, 4215, 4496, 5058, 5620, 5793, 6744, 7724, 8430, 9655, 10116, 11240, 11586, 12645, 13488, 15448, 16860, 17379, 19310, 20232, 22480, 23172, 25290, 28965, 30896, 33720, 34758, 38620, 40464, 46344, 50580, 57930, 67440, 69516, 77240, 86895, 92688, 101160, 115860, 139032, 154480, 173790, 202320, 231720, 278064, 347580, 463440, 542611, 695160, 1085222, 1390320, 1627833, 2170444, 2713055, 3255666, 4340888, 4883499, 5426110, 6511332, 8139165, 8681776, 9766998, 10852220, 13022664, 16278330, 19533996, 21704440, 24417495, 26045328, 32556660, 39067992, 43408880, 48834990, 65113320, 78135984, 97669980, 130226640, 195339960, 390679920]

約数ペア:

[(1, 390679920), (2, 195339960), (3, 130226640), (4, 97669980), (5, 78135984), (6, 65113320), (8, 48834990), (9, 43408880), (10, 39067992), (12, 32556660), (15, 26045328), (16, 24417495), (18, 21704440), (20, 19533996), (24, 16278330), (30, 13022664), (36, 10852220), (40, 9766998), (45, 8681776), (48, 8139165), (60, 6511332), (72, 5426110), (80, 4883499), (90, 4340888), (120, 3255666), (144, 2713055), (180, 2170444), (240, 1627833), (281, 1390320), (360, 1085222), (562, 695160), (720, 542611), (843, 463440), (1124, 347580), (1405, 278064), (1686, 231720), (1931, 202320), (2248, 173790), (2529, 154480), (2810, 139032), (3372, 115860), (3862, 101160), (4215, 92688), (4496, 86895), (5058, 77240), (5620, 69516), (5793, 67440), (6744, 57930), (7724, 50580), (8430, 46344), (9655, 40464), (10116, 38620), (11240, 34758), (11586, 33720), (12645, 30896), (13488, 28965), (15448, 25290), (16860, 23172), (17379, 22480), (19310, 20232)]