328744500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 192

約数和(自身を含む): 1107025920

約数和(自身を除く): 778281420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 131, 140, 150, 175, 210, 239, 250, 262, 300, 350, 375, 393, 420, 478, 500, 524, 525, 655, 700, 717, 750, 786, 875, 917, 956, 1050, 1195, 1310, 1434, 1500, 1572, 1673, 1750, 1834, 1965, 2100, 2390, 2620, 2625, 2751, 2868, 3275, 3346, 3500, 3585, 3668, 3930, 4585, 4780, 5019, 5250, 5502, 5975, 6550, 6692, 7170, 7860, 8365, 9170, 9825, 10038, 10500, 11004, 11950, 13100, 13755, 14340, 16375, 16730, 17925, 18340, 19650, 20076, 22925, 23900, 25095, 27510, 29875, 31309, 32750, 33460, 35850, 39300, 41825, 45850, 49125, 50190, 55020, 59750, 62618, 65500, 68775, 71700, 83650, 89625, 91700, 93927, 98250, 100380, 114625, 119500, 125236, 125475, 137550, 156545, 167300, 179250, 187854, 196500, 209125, 219163, 229250, 250950, 275100, 313090, 343875, 358500, 375708, 418250, 438326, 458500, 469635, 501900, 626180, 627375, 657489, 687750, 782725, 836500, 876652, 939270, 1095815, 1254750, 1314978, 1375500, 1565450, 1878540, 2191630, 2348175, 2509500, 2629956, 3130900, 3287445, 3913625, 4383260, 4696350, 5479075, 6574890, 7827250, 9392700, 10958150, 11740875, 13149780, 15654500, 16437225, 21916300, 23481750, 27395375, 32874450, 46963500, 54790750, 65748900, 82186125, 109581500, 164372250, 328744500]

約数ペア:

[(1, 328744500), (2, 164372250), (3, 109581500), (4, 82186125), (5, 65748900), (6, 54790750), (7, 46963500), (10, 32874450), (12, 27395375), (14, 23481750), (15, 21916300), (20, 16437225), (21, 15654500), (25, 13149780), (28, 11740875), (30, 10958150), (35, 9392700), (42, 7827250), (50, 6574890), (60, 5479075), (70, 4696350), (75, 4383260), (84, 3913625), (100, 3287445), (105, 3130900), (125, 2629956), (131, 2509500), (140, 2348175), (150, 2191630), (175, 1878540), (210, 1565450), (239, 1375500), (250, 1314978), (262, 1254750), (300, 1095815), (350, 939270), (375, 876652), (393, 836500), (420, 782725), (478, 687750), (500, 657489), (524, 627375), (525, 626180), (655, 501900), (700, 469635), (717, 458500), (750, 438326), (786, 418250), (875, 375708), (917, 358500), (956, 343875), (1050, 313090), (1195, 275100), (1310, 250950), (1434, 229250), (1500, 219163), (1572, 209125), (1673, 196500), (1750, 187854), (1834, 179250), (1965, 167300), (2100, 156545), (2390, 137550), (2620, 125475), (2625, 125236), (2751, 119500), (2868, 114625), (3275, 100380), (3346, 98250), (3500, 93927), (3585, 91700), (3668, 89625), (3930, 83650), (4585, 71700), (4780, 68775), (5019, 65500), (5250, 62618), (5502, 59750), (5975, 55020), (6550, 50190), (6692, 49125), (7170, 45850), (7860, 41825), (8365, 39300), (9170, 35850), (9825, 33460), (10038, 32750), (10500, 31309), (11004, 29875), (11950, 27510), (13100, 25095), (13755, 23900), (14340, 22925), (16375, 20076), (16730, 19650), (17925, 18340)]