72778500

素因数分解:

$2^2\times 3^5\times 5^3\times {\mathrm{599}}^1$

素因数の和:633

約数の個数: 144

約数和(自身を含む): 238492800

約数和(自身を除く): 165714300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 243, 250, 270, 300, 324, 375, 405, 450, 486, 500, 540, 599, 675, 750, 810, 900, 972, 1125, 1198, 1215, 1350, 1500, 1620, 1797, 2025, 2250, 2396, 2430, 2700, 2995, 3375, 3594, 4050, 4500, 4860, 5391, 5990, 6075, 6750, 7188, 8100, 8985, 10125, 10782, 11980, 12150, 13500, 14975, 16173, 17970, 20250, 21564, 24300, 26955, 29950, 30375, 32346, 35940, 40500, 44925, 48519, 53910, 59900, 60750, 64692, 74875, 80865, 89850, 97038, 107820, 121500, 134775, 145557, 149750, 161730, 179700, 194076, 224625, 242595, 269550, 291114, 299500, 323460, 404325, 449250, 485190, 539100, 582228, 673875, 727785, 808650, 898500, 970380, 1212975, 1347750, 1455570, 1617300, 2021625, 2425950, 2695500, 2911140, 3638925, 4043250, 4851900, 6064875, 7277850, 8086500, 12129750, 14555700, 18194625, 24259500, 36389250, 72778500]

約数ペア:

[(1, 72778500), (2, 36389250), (3, 24259500), (4, 18194625), (5, 14555700), (6, 12129750), (9, 8086500), (10, 7277850), (12, 6064875), (15, 4851900), (18, 4043250), (20, 3638925), (25, 2911140), (27, 2695500), (30, 2425950), (36, 2021625), (45, 1617300), (50, 1455570), (54, 1347750), (60, 1212975), (75, 970380), (81, 898500), (90, 808650), (100, 727785), (108, 673875), (125, 582228), (135, 539100), (150, 485190), (162, 449250), (180, 404325), (225, 323460), (243, 299500), (250, 291114), (270, 269550), (300, 242595), (324, 224625), (375, 194076), (405, 179700), (450, 161730), (486, 149750), (500, 145557), (540, 134775), (599, 121500), (675, 107820), (750, 97038), (810, 89850), (900, 80865), (972, 74875), (1125, 64692), (1198, 60750), (1215, 59900), (1350, 53910), (1500, 48519), (1620, 44925), (1797, 40500), (2025, 35940), (2250, 32346), (2396, 30375), (2430, 29950), (2700, 26955), (2995, 24300), (3375, 21564), (3594, 20250), (4050, 17970), (4500, 16173), (4860, 14975), (5391, 13500), (5990, 12150), (6075, 11980), (6750, 10782), (7188, 10125), (8100, 8985)]