18507948720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{866477}}^1$

素因数の和:866582

約数の個数: 80

約数和(自身を含む): 58019366880

約数和(自身を除く): 39511418160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1335, 1424, 1780, 2136, 2670, 3560, 4272, 5340, 7120, 10680, 21360, 866477, 1732954, 2599431, 3465908, 4332385, 5198862, 6931816, 8664770, 10397724, 12997155, 13863632, 17329540, 20795448, 25994310, 34659080, 41590896, 51988620, 69318160, 77116453, 103977240, 154232906, 207954480, 231349359, 308465812, 385582265, 462698718, 616931624, 771164530, 925397436, 1156746795, 1233863248, 1542329060, 1850794872, 2313493590, 3084658120, 3701589744, 4626987180, 6169316240, 9253974360, 18507948720]

約数ペア:

[(1, 18507948720), (2, 9253974360), (3, 6169316240), (4, 4626987180), (5, 3701589744), (6, 3084658120), (8, 2313493590), (10, 1850794872), (12, 1542329060), (15, 1233863248), (16, 1156746795), (20, 925397436), (24, 771164530), (30, 616931624), (40, 462698718), (48, 385582265), (60, 308465812), (80, 231349359), (89, 207954480), (120, 154232906), (178, 103977240), (240, 77116453), (267, 69318160), (356, 51988620), (445, 41590896), (534, 34659080), (712, 25994310), (890, 20795448), (1068, 17329540), (1335, 13863632), (1424, 12997155), (1780, 10397724), (2136, 8664770), (2670, 6931816), (3560, 5198862), (4272, 4332385), (5340, 3465908), (7120, 2599431), (10680, 1732954), (21360, 866477)]