239901900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1704

約数の個数: 144

約数和(自身を含む): 804948480

約数和(自身を除く): 565046580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 71, 75, 84, 100, 105, 140, 142, 150, 175, 210, 213, 284, 300, 350, 355, 420, 426, 497, 525, 700, 710, 852, 994, 1050, 1065, 1420, 1491, 1609, 1775, 1988, 2100, 2130, 2485, 2982, 3218, 3550, 4260, 4827, 4970, 5325, 5964, 6436, 7100, 7455, 8045, 9654, 9940, 10650, 11263, 12425, 14910, 16090, 19308, 21300, 22526, 24135, 24850, 29820, 32180, 33789, 37275, 40225, 45052, 48270, 49700, 56315, 67578, 74550, 80450, 96540, 112630, 114239, 120675, 135156, 149100, 160900, 168945, 225260, 228478, 241350, 281575, 337890, 342717, 456956, 482700, 563150, 571195, 675780, 685434, 799673, 844725, 1126300, 1142390, 1370868, 1599346, 1689450, 1713585, 2284780, 2399019, 2855975, 3198692, 3378900, 3427170, 3998365, 4798038, 5711950, 6854340, 7996730, 8567925, 9596076, 11423900, 11995095, 15993460, 17135850, 19991825, 23990190, 34271700, 39983650, 47980380, 59975475, 79967300, 119950950, 239901900]

約数ペア:

[(1, 239901900), (2, 119950950), (3, 79967300), (4, 59975475), (5, 47980380), (6, 39983650), (7, 34271700), (10, 23990190), (12, 19991825), (14, 17135850), (15, 15993460), (20, 11995095), (21, 11423900), (25, 9596076), (28, 8567925), (30, 7996730), (35, 6854340), (42, 5711950), (50, 4798038), (60, 3998365), (70, 3427170), (71, 3378900), (75, 3198692), (84, 2855975), (100, 2399019), (105, 2284780), (140, 1713585), (142, 1689450), (150, 1599346), (175, 1370868), (210, 1142390), (213, 1126300), (284, 844725), (300, 799673), (350, 685434), (355, 675780), (420, 571195), (426, 563150), (497, 482700), (525, 456956), (700, 342717), (710, 337890), (852, 281575), (994, 241350), (1050, 228478), (1065, 225260), (1420, 168945), (1491, 160900), (1609, 149100), (1775, 135156), (1988, 120675), (2100, 114239), (2130, 112630), (2485, 96540), (2982, 80450), (3218, 74550), (3550, 67578), (4260, 56315), (4827, 49700), (4970, 48270), (5325, 45052), (5964, 40225), (6436, 37275), (7100, 33789), (7455, 32180), (8045, 29820), (9654, 24850), (9940, 24135), (10650, 22526), (11263, 21300), (12425, 19308), (14910, 16090)]