318254580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{252583}}^1$

素因数の和:252605

約数の個数: 72

約数和(自身を含む): 1103286912

約数和(自身を除く): 785032332

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 252583, 505166, 757749, 1010332, 1262915, 1515498, 1768081, 2273247, 2525830, 3030996, 3536162, 3788745, 4546494, 5051660, 5304243, 7072324, 7577490, 8840405, 9092988, 10608486, 11366235, 15154980, 15912729, 17680810, 21216972, 22732470, 26521215, 31825458, 35361620, 45464940, 53042430, 63650916, 79563645, 106084860, 159127290, 318254580]

約数ペア:

[(1, 318254580), (2, 159127290), (3, 106084860), (4, 79563645), (5, 63650916), (6, 53042430), (7, 45464940), (9, 35361620), (10, 31825458), (12, 26521215), (14, 22732470), (15, 21216972), (18, 17680810), (20, 15912729), (21, 15154980), (28, 11366235), (30, 10608486), (35, 9092988), (36, 8840405), (42, 7577490), (45, 7072324), (60, 5304243), (63, 5051660), (70, 4546494), (84, 3788745), (90, 3536162), (105, 3030996), (126, 2525830), (140, 2273247), (180, 1768081), (210, 1515498), (252, 1262915), (315, 1010332), (420, 757749), (630, 505166), (1260, 252583)]