140890500

素因数分解:

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

素因数の和:395

約数の個数: 144

約数和(自身を含む): 449729280

約数和(自身を除く): 308838780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 131, 150, 180, 225, 239, 250, 262, 300, 375, 393, 450, 478, 500, 524, 655, 717, 750, 786, 900, 956, 1125, 1179, 1195, 1310, 1434, 1500, 1572, 1965, 2151, 2250, 2358, 2390, 2620, 2868, 3275, 3585, 3930, 4302, 4500, 4716, 4780, 5895, 5975, 6550, 7170, 7860, 8604, 9825, 10755, 11790, 11950, 13100, 14340, 16375, 17925, 19650, 21510, 23580, 23900, 29475, 29875, 31309, 32750, 35850, 39300, 43020, 49125, 53775, 58950, 59750, 62618, 65500, 71700, 89625, 93927, 98250, 107550, 117900, 119500, 125236, 147375, 156545, 179250, 187854, 196500, 215100, 268875, 281781, 294750, 313090, 358500, 375708, 469635, 537750, 563562, 589500, 626180, 782725, 939270, 1075500, 1127124, 1408905, 1565450, 1878540, 2348175, 2817810, 3130900, 3913625, 4696350, 5635620, 7044525, 7827250, 9392700, 11740875, 14089050, 15654500, 23481750, 28178100, 35222625, 46963500, 70445250, 140890500]

約数ペア:

[(1, 140890500), (2, 70445250), (3, 46963500), (4, 35222625), (5, 28178100), (6, 23481750), (9, 15654500), (10, 14089050), (12, 11740875), (15, 9392700), (18, 7827250), (20, 7044525), (25, 5635620), (30, 4696350), (36, 3913625), (45, 3130900), (50, 2817810), (60, 2348175), (75, 1878540), (90, 1565450), (100, 1408905), (125, 1127124), (131, 1075500), (150, 939270), (180, 782725), (225, 626180), (239, 589500), (250, 563562), (262, 537750), (300, 469635), (375, 375708), (393, 358500), (450, 313090), (478, 294750), (500, 281781), (524, 268875), (655, 215100), (717, 196500), (750, 187854), (786, 179250), (900, 156545), (956, 147375), (1125, 125236), (1179, 119500), (1195, 117900), (1310, 107550), (1434, 98250), (1500, 93927), (1572, 89625), (1965, 71700), (2151, 65500), (2250, 62618), (2358, 59750), (2390, 58950), (2620, 53775), (2868, 49125), (3275, 43020), (3585, 39300), (3930, 35850), (4302, 32750), (4500, 31309), (4716, 29875), (4780, 29475), (5895, 23900), (5975, 23580), (6550, 21510), (7170, 19650), (7860, 17925), (8604, 16375), (9825, 14340), (10755, 13100), (11790, 11950)]