1898860500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{571}}^1\times {\mathrm{739}}^1$

素因数の和:1335

約数の個数: 144

約数和(自身を含む): 6008882880

約数和(自身を除く): 4110022380

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, 150, 180, 225, 250, 300, 375, 450, 500, 571, 739, 750, 900, 1125, 1142, 1478, 1500, 1713, 2217, 2250, 2284, 2855, 2956, 3426, 3695, 4434, 4500, 5139, 5710, 6651, 6852, 7390, 8565, 8868, 10278, 11085, 11420, 13302, 14275, 14780, 17130, 18475, 20556, 22170, 25695, 26604, 28550, 33255, 34260, 36950, 42825, 44340, 51390, 55425, 57100, 66510, 71375, 73900, 85650, 92375, 102780, 110850, 128475, 133020, 142750, 166275, 171300, 184750, 214125, 221700, 256950, 277125, 285500, 332550, 369500, 421969, 428250, 513900, 554250, 642375, 665100, 831375, 843938, 856500, 1108500, 1265907, 1284750, 1662750, 1687876, 2109845, 2531814, 2569500, 3325500, 3797721, 4219690, 5063628, 6329535, 7595442, 8439380, 10549225, 12659070, 15190884, 18988605, 21098450, 25318140, 31647675, 37977210, 42196900, 52746125, 63295350, 75954420, 94943025, 105492250, 126590700, 158238375, 189886050, 210984500, 316476750, 379772100, 474715125, 632953500, 949430250, 1898860500]

約数ペア:

[(1, 1898860500), (2, 949430250), (3, 632953500), (4, 474715125), (5, 379772100), (6, 316476750), (9, 210984500), (10, 189886050), (12, 158238375), (15, 126590700), (18, 105492250), (20, 94943025), (25, 75954420), (30, 63295350), (36, 52746125), (45, 42196900), (50, 37977210), (60, 31647675), (75, 25318140), (90, 21098450), (100, 18988605), (125, 15190884), (150, 12659070), (180, 10549225), (225, 8439380), (250, 7595442), (300, 6329535), (375, 5063628), (450, 4219690), (500, 3797721), (571, 3325500), (739, 2569500), (750, 2531814), (900, 2109845), (1125, 1687876), (1142, 1662750), (1478, 1284750), (1500, 1265907), (1713, 1108500), (2217, 856500), (2250, 843938), (2284, 831375), (2855, 665100), (2956, 642375), (3426, 554250), (3695, 513900), (4434, 428250), (4500, 421969), (5139, 369500), (5710, 332550), (6651, 285500), (6852, 277125), (7390, 256950), (8565, 221700), (8868, 214125), (10278, 184750), (11085, 171300), (11420, 166275), (13302, 142750), (14275, 133020), (14780, 128475), (17130, 110850), (18475, 102780), (20556, 92375), (22170, 85650), (25695, 73900), (26604, 71375), (28550, 66510), (33255, 57100), (34260, 55425), (36950, 51390), (42825, 44340)]