18256950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 72

約数和(自身を含む): 50778000

約数和(自身を除く): 32521050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 29, 30, 45, 50, 58, 75, 87, 90, 145, 150, 174, 225, 261, 290, 435, 450, 522, 725, 870, 1305, 1399, 1450, 2175, 2610, 2798, 4197, 4350, 6525, 6995, 8394, 12591, 13050, 13990, 20985, 25182, 34975, 40571, 41970, 62955, 69950, 81142, 104925, 121713, 125910, 202855, 209850, 243426, 314775, 365139, 405710, 608565, 629550, 730278, 1014275, 1217130, 1825695, 2028550, 3042825, 3651390, 6085650, 9128475, 18256950]

約数ペア:

[(1, 18256950), (2, 9128475), (3, 6085650), (5, 3651390), (6, 3042825), (9, 2028550), (10, 1825695), (15, 1217130), (18, 1014275), (25, 730278), (29, 629550), (30, 608565), (45, 405710), (50, 365139), (58, 314775), (75, 243426), (87, 209850), (90, 202855), (145, 125910), (150, 121713), (174, 104925), (225, 81142), (261, 69950), (290, 62955), (435, 41970), (450, 40571), (522, 34975), (725, 25182), (870, 20985), (1305, 13990), (1399, 13050), (1450, 12591), (2175, 8394), (2610, 6995), (2798, 6525), (4197, 4350)]