2019948750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:876

約数の個数: 120

約数和(自身を含む): 5494803600

約数和(自身を除く): 3474854850

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 409, 439, 450, 625, 750, 818, 878, 1125, 1227, 1250, 1317, 1875, 2045, 2195, 2250, 2454, 2634, 3681, 3750, 3951, 4090, 4390, 5625, 6135, 6585, 7362, 7902, 10225, 10975, 11250, 12270, 13170, 18405, 19755, 20450, 21950, 30675, 32925, 36810, 39510, 51125, 54875, 61350, 65850, 92025, 98775, 102250, 109750, 153375, 164625, 179551, 184050, 197550, 255625, 274375, 306750, 329250, 359102, 460125, 493875, 511250, 538653, 548750, 766875, 823125, 897755, 920250, 987750, 1077306, 1533750, 1615959, 1646250, 1795510, 2300625, 2469375, 2693265, 3231918, 4488775, 4601250, 4938750, 5386530, 8079795, 8977550, 13466325, 16159590, 22443875, 26932650, 40398975, 44887750, 67331625, 80797950, 112219375, 134663250, 201994875, 224438750, 336658125, 403989750, 673316250, 1009974375, 2019948750]

約数ペア:

[(1, 2019948750), (2, 1009974375), (3, 673316250), (5, 403989750), (6, 336658125), (9, 224438750), (10, 201994875), (15, 134663250), (18, 112219375), (25, 80797950), (30, 67331625), (45, 44887750), (50, 40398975), (75, 26932650), (90, 22443875), (125, 16159590), (150, 13466325), (225, 8977550), (250, 8079795), (375, 5386530), (409, 4938750), (439, 4601250), (450, 4488775), (625, 3231918), (750, 2693265), (818, 2469375), (878, 2300625), (1125, 1795510), (1227, 1646250), (1250, 1615959), (1317, 1533750), (1875, 1077306), (2045, 987750), (2195, 920250), (2250, 897755), (2454, 823125), (2634, 766875), (3681, 548750), (3750, 538653), (3951, 511250), (4090, 493875), (4390, 460125), (5625, 359102), (6135, 329250), (6585, 306750), (7362, 274375), (7902, 255625), (10225, 197550), (10975, 184050), (11250, 179551), (12270, 164625), (13170, 153375), (18405, 109750), (19755, 102250), (20450, 98775), (21950, 92025), (30675, 65850), (32925, 61350), (36810, 54875), (39510, 51125)]