1521000900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{809}}^1\times {\mathrm{2089}}^1$

素因数の和:2918

約数の個数: 108

約数和(自身を含む): 4775670900

約数和(自身を除く): 3254670000

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 809, 900, 1618, 2089, 2427, 3236, 4045, 4178, 4854, 6267, 7281, 8090, 8356, 9708, 10445, 12135, 12534, 14562, 16180, 18801, 20225, 20890, 24270, 25068, 29124, 31335, 36405, 37602, 40450, 41780, 48540, 52225, 60675, 62670, 72810, 75204, 80900, 94005, 104450, 121350, 125340, 145620, 156675, 182025, 188010, 208900, 242700, 313350, 364050, 376020, 470025, 626700, 728100, 940050, 1690001, 1880100, 3380002, 5070003, 6760004, 8450005, 10140006, 15210009, 16900010, 20280012, 25350015, 30420018, 33800020, 42250025, 50700030, 60840036, 76050045, 84500050, 101400060, 126750075, 152100090, 169000100, 253500150, 304200180, 380250225, 507000300, 760500450, 1521000900]

約数ペア:

[(1, 1521000900), (2, 760500450), (3, 507000300), (4, 380250225), (5, 304200180), (6, 253500150), (9, 169000100), (10, 152100090), (12, 126750075), (15, 101400060), (18, 84500050), (20, 76050045), (25, 60840036), (30, 50700030), (36, 42250025), (45, 33800020), (50, 30420018), (60, 25350015), (75, 20280012), (90, 16900010), (100, 15210009), (150, 10140006), (180, 8450005), (225, 6760004), (300, 5070003), (450, 3380002), (809, 1880100), (900, 1690001), (1618, 940050), (2089, 728100), (2427, 626700), (3236, 470025), (4045, 376020), (4178, 364050), (4854, 313350), (6267, 242700), (7281, 208900), (8090, 188010), (8356, 182025), (9708, 156675), (10445, 145620), (12135, 125340), (12534, 121350), (14562, 104450), (16180, 94005), (18801, 80900), (20225, 75204), (20890, 72810), (24270, 62670), (25068, 60675), (29124, 52225), (31335, 48540), (36405, 41780), (37602, 40450)]