212707320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1933}}^1$

素因数の和:2085

約数の個数: 128

約数和(自身を含む): 735229440

約数和(自身を除く): 522522120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 131, 140, 168, 210, 262, 280, 393, 420, 524, 655, 786, 840, 917, 1048, 1310, 1572, 1834, 1933, 1965, 2620, 2751, 3144, 3668, 3866, 3930, 4585, 5240, 5502, 5799, 7336, 7732, 7860, 9170, 9665, 11004, 11598, 13531, 13755, 15464, 15720, 18340, 19330, 22008, 23196, 27062, 27510, 28995, 36680, 38660, 40593, 46392, 54124, 55020, 57990, 67655, 77320, 81186, 108248, 110040, 115980, 135310, 162372, 202965, 231960, 253223, 270620, 324744, 405930, 506446, 541240, 759669, 811860, 1012892, 1266115, 1519338, 1623720, 1772561, 2025784, 2532230, 3038676, 3545122, 3798345, 5064460, 5317683, 6077352, 7090244, 7596690, 8862805, 10128920, 10635366, 14180488, 15193380, 17725610, 21270732, 26588415, 30386760, 35451220, 42541464, 53176830, 70902440, 106353660, 212707320]

約数ペア:

[(1, 212707320), (2, 106353660), (3, 70902440), (4, 53176830), (5, 42541464), (6, 35451220), (7, 30386760), (8, 26588415), (10, 21270732), (12, 17725610), (14, 15193380), (15, 14180488), (20, 10635366), (21, 10128920), (24, 8862805), (28, 7596690), (30, 7090244), (35, 6077352), (40, 5317683), (42, 5064460), (56, 3798345), (60, 3545122), (70, 3038676), (84, 2532230), (105, 2025784), (120, 1772561), (131, 1623720), (140, 1519338), (168, 1266115), (210, 1012892), (262, 811860), (280, 759669), (393, 541240), (420, 506446), (524, 405930), (655, 324744), (786, 270620), (840, 253223), (917, 231960), (1048, 202965), (1310, 162372), (1572, 135310), (1834, 115980), (1933, 110040), (1965, 108248), (2620, 81186), (2751, 77320), (3144, 67655), (3668, 57990), (3866, 55020), (3930, 54124), (4585, 46392), (5240, 40593), (5502, 38660), (5799, 36680), (7336, 28995), (7732, 27510), (7860, 27062), (9170, 23196), (9665, 22008), (11004, 19330), (11598, 18340), (13531, 15720), (13755, 15464)]