260247750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2655

約数の個数: 128

約数和(自身を含む): 781747200

約数和(自身を除く): 521499450

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 125, 133, 150, 175, 190, 210, 250, 266, 285, 350, 375, 399, 475, 525, 570, 665, 750, 798, 875, 950, 1050, 1330, 1425, 1750, 1995, 2375, 2609, 2625, 2850, 3325, 3990, 4750, 5218, 5250, 6650, 7125, 7827, 9975, 13045, 14250, 15654, 16625, 18263, 19950, 26090, 33250, 36526, 39135, 49571, 49875, 54789, 65225, 78270, 91315, 99142, 99750, 109578, 130450, 148713, 182630, 195675, 247855, 273945, 297426, 326125, 346997, 391350, 456575, 495710, 547890, 652250, 693994, 743565, 913150, 978375, 1040991, 1239275, 1369725, 1487130, 1734985, 1956750, 2081982, 2282875, 2478550, 2739450, 3469970, 3717825, 4565750, 5204955, 6196375, 6848625, 7435650, 8674925, 10409910, 12392750, 13697250, 17349850, 18589125, 26024775, 37178250, 43374625, 52049550, 86749250, 130123875, 260247750]

約数ペア:

[(1, 260247750), (2, 130123875), (3, 86749250), (5, 52049550), (6, 43374625), (7, 37178250), (10, 26024775), (14, 18589125), (15, 17349850), (19, 13697250), (21, 12392750), (25, 10409910), (30, 8674925), (35, 7435650), (38, 6848625), (42, 6196375), (50, 5204955), (57, 4565750), (70, 3717825), (75, 3469970), (95, 2739450), (105, 2478550), (114, 2282875), (125, 2081982), (133, 1956750), (150, 1734985), (175, 1487130), (190, 1369725), (210, 1239275), (250, 1040991), (266, 978375), (285, 913150), (350, 743565), (375, 693994), (399, 652250), (475, 547890), (525, 495710), (570, 456575), (665, 391350), (750, 346997), (798, 326125), (875, 297426), (950, 273945), (1050, 247855), (1330, 195675), (1425, 182630), (1750, 148713), (1995, 130450), (2375, 109578), (2609, 99750), (2625, 99142), (2850, 91315), (3325, 78270), (3990, 65225), (4750, 54789), (5218, 49875), (5250, 49571), (6650, 39135), (7125, 36526), (7827, 33250), (9975, 26090), (13045, 19950), (14250, 18263), (15654, 16625)]