398715000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1447

約数の個数: 160

約数和(自身を含む): 1312080000

約数和(自身を除く): 913365000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 250, 285, 300, 375, 380, 456, 475, 500, 570, 600, 625, 750, 760, 950, 1000, 1140, 1250, 1399, 1425, 1500, 1875, 1900, 2280, 2375, 2500, 2798, 2850, 3000, 3750, 3800, 4197, 4750, 5000, 5596, 5700, 6995, 7125, 7500, 8394, 9500, 11192, 11400, 11875, 13990, 14250, 15000, 16788, 19000, 20985, 23750, 26581, 27980, 28500, 33576, 34975, 35625, 41970, 47500, 53162, 55960, 57000, 69950, 71250, 79743, 83940, 95000, 104925, 106324, 132905, 139900, 142500, 159486, 167880, 174875, 209850, 212648, 265810, 279800, 285000, 318972, 349750, 398715, 419700, 524625, 531620, 637944, 664525, 699500, 797430, 839400, 874375, 1049250, 1063240, 1329050, 1399000, 1594860, 1748750, 1993575, 2098500, 2623125, 2658100, 3189720, 3322625, 3497500, 3987150, 4197000, 5246250, 5316200, 6645250, 6995000, 7974300, 9967875, 10492500, 13290500, 15948600, 16613125, 19935750, 20985000, 26581000, 33226250, 39871500, 49839375, 66452500, 79743000, 99678750, 132905000, 199357500, 398715000]

約数ペア:

[(1, 398715000), (2, 199357500), (3, 132905000), (4, 99678750), (5, 79743000), (6, 66452500), (8, 49839375), (10, 39871500), (12, 33226250), (15, 26581000), (19, 20985000), (20, 19935750), (24, 16613125), (25, 15948600), (30, 13290500), (38, 10492500), (40, 9967875), (50, 7974300), (57, 6995000), (60, 6645250), (75, 5316200), (76, 5246250), (95, 4197000), (100, 3987150), (114, 3497500), (120, 3322625), (125, 3189720), (150, 2658100), (152, 2623125), (190, 2098500), (200, 1993575), (228, 1748750), (250, 1594860), (285, 1399000), (300, 1329050), (375, 1063240), (380, 1049250), (456, 874375), (475, 839400), (500, 797430), (570, 699500), (600, 664525), (625, 637944), (750, 531620), (760, 524625), (950, 419700), (1000, 398715), (1140, 349750), (1250, 318972), (1399, 285000), (1425, 279800), (1500, 265810), (1875, 212648), (1900, 209850), (2280, 174875), (2375, 167880), (2500, 159486), (2798, 142500), (2850, 139900), (3000, 132905), (3750, 106324), (3800, 104925), (4197, 95000), (4750, 83940), (5000, 79743), (5596, 71250), (5700, 69950), (6995, 57000), (7125, 55960), (7500, 53162), (8394, 47500), (9500, 41970), (11192, 35625), (11400, 34975), (11875, 33576), (13990, 28500), (14250, 27980), (15000, 26581), (16788, 23750), (19000, 20985)]