18255900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 59107328

約数和(自身を除く): 40851428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 130, 150, 151, 155, 156, 186, 195, 260, 300, 302, 310, 325, 372, 390, 403, 453, 465, 604, 620, 650, 755, 775, 780, 806, 906, 930, 975, 1209, 1300, 1510, 1550, 1612, 1812, 1860, 1950, 1963, 2015, 2265, 2325, 2418, 3020, 3100, 3775, 3900, 3926, 4030, 4530, 4650, 4681, 4836, 5889, 6045, 7550, 7852, 8060, 9060, 9300, 9362, 9815, 10075, 11325, 11778, 12090, 14043, 15100, 18724, 19630, 20150, 22650, 23405, 23556, 24180, 28086, 29445, 30225, 39260, 40300, 45300, 46810, 49075, 56172, 58890, 60450, 60853, 70215, 93620, 98150, 117025, 117780, 120900, 121706, 140430, 147225, 182559, 196300, 234050, 243412, 280860, 294450, 304265, 351075, 365118, 468100, 588900, 608530, 702150, 730236, 912795, 1217060, 1404300, 1521325, 1825590, 3042650, 3651180, 4563975, 6085300, 9127950, 18255900]

約数ペア:

[(1, 18255900), (2, 9127950), (3, 6085300), (4, 4563975), (5, 3651180), (6, 3042650), (10, 1825590), (12, 1521325), (13, 1404300), (15, 1217060), (20, 912795), (25, 730236), (26, 702150), (30, 608530), (31, 588900), (39, 468100), (50, 365118), (52, 351075), (60, 304265), (62, 294450), (65, 280860), (75, 243412), (78, 234050), (93, 196300), (100, 182559), (124, 147225), (130, 140430), (150, 121706), (151, 120900), (155, 117780), (156, 117025), (186, 98150), (195, 93620), (260, 70215), (300, 60853), (302, 60450), (310, 58890), (325, 56172), (372, 49075), (390, 46810), (403, 45300), (453, 40300), (465, 39260), (604, 30225), (620, 29445), (650, 28086), (755, 24180), (775, 23556), (780, 23405), (806, 22650), (906, 20150), (930, 19630), (975, 18724), (1209, 15100), (1300, 14043), (1510, 12090), (1550, 11778), (1612, 11325), (1812, 10075), (1860, 9815), (1950, 9362), (1963, 9300), (2015, 9060), (2265, 8060), (2325, 7852), (2418, 7550), (3020, 6045), (3100, 5889), (3775, 4836), (3900, 4681), (3926, 4650), (4030, 4530)]