128488500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{4079}}^1$

素因数の和:4111

約数の個数: 144

約数和(自身を含む): 463357440

約数和(自身を除く): 334868940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 125, 126, 140, 150, 175, 180, 210, 225, 250, 252, 300, 315, 350, 375, 420, 450, 500, 525, 630, 700, 750, 875, 900, 1050, 1125, 1260, 1500, 1575, 1750, 2100, 2250, 2625, 3150, 3500, 4079, 4500, 5250, 6300, 7875, 8158, 10500, 12237, 15750, 16316, 20395, 24474, 28553, 31500, 36711, 40790, 48948, 57106, 61185, 73422, 81580, 85659, 101975, 114212, 122370, 142765, 146844, 171318, 183555, 203950, 244740, 256977, 285530, 305925, 342636, 367110, 407900, 428295, 509875, 513954, 571060, 611850, 713825, 734220, 856590, 917775, 1019750, 1027908, 1223700, 1284885, 1427650, 1529625, 1713180, 1835550, 2039500, 2141475, 2569770, 2855300, 3059250, 3569125, 3671100, 4282950, 4588875, 5139540, 6118500, 6424425, 7138250, 8565900, 9177750, 10707375, 12848850, 14276500, 18355500, 21414750, 25697700, 32122125, 42829500, 64244250, 128488500]

約数ペア:

[(1, 128488500), (2, 64244250), (3, 42829500), (4, 32122125), (5, 25697700), (6, 21414750), (7, 18355500), (9, 14276500), (10, 12848850), (12, 10707375), (14, 9177750), (15, 8565900), (18, 7138250), (20, 6424425), (21, 6118500), (25, 5139540), (28, 4588875), (30, 4282950), (35, 3671100), (36, 3569125), (42, 3059250), (45, 2855300), (50, 2569770), (60, 2141475), (63, 2039500), (70, 1835550), (75, 1713180), (84, 1529625), (90, 1427650), (100, 1284885), (105, 1223700), (125, 1027908), (126, 1019750), (140, 917775), (150, 856590), (175, 734220), (180, 713825), (210, 611850), (225, 571060), (250, 513954), (252, 509875), (300, 428295), (315, 407900), (350, 367110), (375, 342636), (420, 305925), (450, 285530), (500, 256977), (525, 244740), (630, 203950), (700, 183555), (750, 171318), (875, 146844), (900, 142765), (1050, 122370), (1125, 114212), (1260, 101975), (1500, 85659), (1575, 81580), (1750, 73422), (2100, 61185), (2250, 57106), (2625, 48948), (3150, 40790), (3500, 36711), (4079, 31500), (4500, 28553), (5250, 24474), (6300, 20395), (7875, 16316), (8158, 15750), (10500, 12237)]