28724700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 108

約数和(自身を含む): 87360728

約数和(自身を除く): 58636028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 181, 230, 276, 300, 345, 362, 460, 529, 543, 575, 690, 724, 905, 1058, 1086, 1150, 1380, 1587, 1725, 1810, 2116, 2172, 2300, 2645, 2715, 3174, 3450, 3620, 4163, 4525, 5290, 5430, 6348, 6900, 7935, 8326, 9050, 10580, 10860, 12489, 13225, 13575, 15870, 16652, 18100, 20815, 24978, 26450, 27150, 31740, 39675, 41630, 49956, 52900, 54300, 62445, 79350, 83260, 95749, 104075, 124890, 158700, 191498, 208150, 249780, 287247, 312225, 382996, 416300, 478745, 574494, 624450, 957490, 1148988, 1248900, 1436235, 1914980, 2393725, 2872470, 4787450, 5744940, 7181175, 9574900, 14362350, 28724700]

約数ペア:

[(1, 28724700), (2, 14362350), (3, 9574900), (4, 7181175), (5, 5744940), (6, 4787450), (10, 2872470), (12, 2393725), (15, 1914980), (20, 1436235), (23, 1248900), (25, 1148988), (30, 957490), (46, 624450), (50, 574494), (60, 478745), (69, 416300), (75, 382996), (92, 312225), (100, 287247), (115, 249780), (138, 208150), (150, 191498), (181, 158700), (230, 124890), (276, 104075), (300, 95749), (345, 83260), (362, 79350), (460, 62445), (529, 54300), (543, 52900), (575, 49956), (690, 41630), (724, 39675), (905, 31740), (1058, 27150), (1086, 26450), (1150, 24978), (1380, 20815), (1587, 18100), (1725, 16652), (1810, 15870), (2116, 13575), (2172, 13225), (2300, 12489), (2645, 10860), (2715, 10580), (3174, 9050), (3450, 8326), (3620, 7935), (4163, 6900), (4525, 6348), (5290, 5430)]