29985900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 100826880

約数和(自身を除く): 70840980

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, 109, 131, 140, 150, 175, 210, 218, 262, 300, 327, 350, 393, 420, 436, 524, 525, 545, 654, 655, 700, 763, 786, 917, 1050, 1090, 1308, 1310, 1526, 1572, 1635, 1834, 1965, 2100, 2180, 2289, 2620, 2725, 2751, 3052, 3270, 3275, 3668, 3815, 3930, 4578, 4585, 5450, 5502, 6540, 6550, 7630, 7860, 8175, 9156, 9170, 9825, 10900, 11004, 11445, 13100, 13755, 14279, 15260, 16350, 18340, 19075, 19650, 22890, 22925, 27510, 28558, 32700, 38150, 39300, 42837, 45780, 45850, 55020, 57116, 57225, 68775, 71395, 76300, 85674, 91700, 99953, 114450, 137550, 142790, 171348, 199906, 214185, 228900, 275100, 285580, 299859, 356975, 399812, 428370, 499765, 599718, 713950, 856740, 999530, 1070925, 1199436, 1427900, 1499295, 1999060, 2141850, 2498825, 2998590, 4283700, 4997650, 5997180, 7496475, 9995300, 14992950, 29985900]

約数ペア:

[(1, 29985900), (2, 14992950), (3, 9995300), (4, 7496475), (5, 5997180), (6, 4997650), (7, 4283700), (10, 2998590), (12, 2498825), (14, 2141850), (15, 1999060), (20, 1499295), (21, 1427900), (25, 1199436), (28, 1070925), (30, 999530), (35, 856740), (42, 713950), (50, 599718), (60, 499765), (70, 428370), (75, 399812), (84, 356975), (100, 299859), (105, 285580), (109, 275100), (131, 228900), (140, 214185), (150, 199906), (175, 171348), (210, 142790), (218, 137550), (262, 114450), (300, 99953), (327, 91700), (350, 85674), (393, 76300), (420, 71395), (436, 68775), (524, 57225), (525, 57116), (545, 55020), (654, 45850), (655, 45780), (700, 42837), (763, 39300), (786, 38150), (917, 32700), (1050, 28558), (1090, 27510), (1308, 22925), (1310, 22890), (1526, 19650), (1572, 19075), (1635, 18340), (1834, 16350), (1965, 15260), (2100, 14279), (2180, 13755), (2289, 13100), (2620, 11445), (2725, 11004), (2751, 10900), (3052, 9825), (3270, 9170), (3275, 9156), (3668, 8175), (3815, 7860), (3930, 7630), (4578, 6550), (4585, 6540), (5450, 5502)]