2021396280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^2\times {\mathrm{109}}^1$

素因数の和:298

約数の個数: 192

約数和(自身を含む): 6418764000

約数和(自身を除く): 4397367720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 73, 87, 109, 116, 120, 145, 146, 174, 218, 219, 232, 290, 292, 327, 348, 365, 435, 436, 438, 545, 580, 584, 654, 696, 730, 870, 872, 876, 1090, 1095, 1160, 1308, 1460, 1635, 1740, 1752, 2117, 2180, 2190, 2616, 2920, 3161, 3270, 3480, 4234, 4360, 4380, 5329, 6322, 6351, 6540, 7957, 8468, 8760, 9483, 10585, 10658, 12644, 12702, 13080, 15805, 15914, 15987, 16936, 18966, 21170, 21316, 23871, 25288, 25404, 26645, 31610, 31755, 31828, 31974, 37932, 39785, 42340, 42632, 47415, 47742, 50808, 53290, 63220, 63510, 63656, 63948, 75864, 79570, 79935, 84680, 94830, 95484, 106580, 119355, 126440, 127020, 127896, 154541, 159140, 159870, 189660, 190968, 213160, 230753, 238710, 254040, 309082, 318280, 319740, 379320, 461506, 463623, 477420, 580861, 618164, 639480, 692259, 772705, 923012, 927246, 954840, 1153765, 1161722, 1236328, 1384518, 1545410, 1742583, 1846024, 1854492, 2307530, 2318115, 2323444, 2769036, 2904305, 3090820, 3461295, 3485166, 3708984, 4615060, 4636230, 4646888, 5538072, 5808610, 6181640, 6922590, 6970332, 8712915, 9230120, 9272460, 11617220, 13845180, 13940664, 16844969, 17425830, 18544920, 23234440, 27690360, 33689938, 34851660, 50534907, 67379876, 69703320, 84224845, 101069814, 134759752, 168449690, 202139628, 252674535, 336899380, 404279256, 505349070, 673798760, 1010698140, 2021396280]

約数ペア:

[(1, 2021396280), (2, 1010698140), (3, 673798760), (4, 505349070), (5, 404279256), (6, 336899380), (8, 252674535), (10, 202139628), (12, 168449690), (15, 134759752), (20, 101069814), (24, 84224845), (29, 69703320), (30, 67379876), (40, 50534907), (58, 34851660), (60, 33689938), (73, 27690360), (87, 23234440), (109, 18544920), (116, 17425830), (120, 16844969), (145, 13940664), (146, 13845180), (174, 11617220), (218, 9272460), (219, 9230120), (232, 8712915), (290, 6970332), (292, 6922590), (327, 6181640), (348, 5808610), (365, 5538072), (435, 4646888), (436, 4636230), (438, 4615060), (545, 3708984), (580, 3485166), (584, 3461295), (654, 3090820), (696, 2904305), (730, 2769036), (870, 2323444), (872, 2318115), (876, 2307530), (1090, 1854492), (1095, 1846024), (1160, 1742583), (1308, 1545410), (1460, 1384518), (1635, 1236328), (1740, 1161722), (1752, 1153765), (2117, 954840), (2180, 927246), (2190, 923012), (2616, 772705), (2920, 692259), (3161, 639480), (3270, 618164), (3480, 580861), (4234, 477420), (4360, 463623), (4380, 461506), (5329, 379320), (6322, 319740), (6351, 318280), (6540, 309082), (7957, 254040), (8468, 238710), (8760, 230753), (9483, 213160), (10585, 190968), (10658, 189660), (12644, 159870), (12702, 159140), (13080, 154541), (15805, 127896), (15914, 127020), (15987, 126440), (16936, 119355), (18966, 106580), (21170, 95484), (21316, 94830), (23871, 84680), (25288, 79935), (25404, 79570), (26645, 75864), (31610, 63948), (31755, 63656), (31828, 63510), (31974, 63220), (37932, 53290), (39785, 50808), (42340, 47742), (42632, 47415)]