19460250

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{31}}^2$

素因数の和:91

約数の個数: 120

約数和(自身を含む): 56231604

約数和(自身を除く): 36771354

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 31, 45, 50, 54, 62, 75, 81, 90, 93, 125, 135, 150, 155, 162, 186, 225, 250, 270, 279, 310, 375, 405, 450, 465, 558, 675, 750, 775, 810, 837, 930, 961, 1125, 1350, 1395, 1550, 1674, 1922, 2025, 2250, 2325, 2511, 2790, 2883, 3375, 3875, 4050, 4185, 4650, 4805, 5022, 5766, 6750, 6975, 7750, 8370, 8649, 9610, 10125, 11625, 12555, 13950, 14415, 17298, 20250, 20925, 23250, 24025, 25110, 25947, 28830, 34875, 41850, 43245, 48050, 51894, 62775, 69750, 72075, 77841, 86490, 104625, 120125, 125550, 129735, 144150, 155682, 209250, 216225, 240250, 259470, 313875, 360375, 389205, 432450, 627750, 648675, 720750, 778410, 1081125, 1297350, 1946025, 2162250, 3243375, 3892050, 6486750, 9730125, 19460250]

約数ペア:

[(1, 19460250), (2, 9730125), (3, 6486750), (5, 3892050), (6, 3243375), (9, 2162250), (10, 1946025), (15, 1297350), (18, 1081125), (25, 778410), (27, 720750), (30, 648675), (31, 627750), (45, 432450), (50, 389205), (54, 360375), (62, 313875), (75, 259470), (81, 240250), (90, 216225), (93, 209250), (125, 155682), (135, 144150), (150, 129735), (155, 125550), (162, 120125), (186, 104625), (225, 86490), (250, 77841), (270, 72075), (279, 69750), (310, 62775), (375, 51894), (405, 48050), (450, 43245), (465, 41850), (558, 34875), (675, 28830), (750, 25947), (775, 25110), (810, 24025), (837, 23250), (930, 20925), (961, 20250), (1125, 17298), (1350, 14415), (1395, 13950), (1550, 12555), (1674, 11625), (1922, 10125), (2025, 9610), (2250, 8649), (2325, 8370), (2511, 7750), (2790, 6975), (2883, 6750), (3375, 5766), (3875, 5022), (4050, 4805), (4185, 4650)]