278441760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 192

約数和(自身を含む): 922078080

約数和(自身を除く): 643636320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 83, 87, 96, 116, 120, 145, 160, 166, 174, 232, 240, 241, 249, 290, 332, 348, 415, 435, 464, 480, 482, 498, 580, 664, 696, 723, 830, 870, 928, 964, 996, 1160, 1205, 1245, 1328, 1392, 1446, 1660, 1740, 1928, 1992, 2320, 2407, 2410, 2490, 2656, 2784, 2892, 3320, 3480, 3615, 3856, 3984, 4640, 4814, 4820, 4980, 5784, 6640, 6960, 6989, 7221, 7230, 7712, 7968, 9628, 9640, 9960, 11568, 12035, 13280, 13920, 13978, 14442, 14460, 19256, 19280, 19920, 20003, 20967, 23136, 24070, 27956, 28884, 28920, 34945, 36105, 38512, 38560, 39840, 40006, 41934, 48140, 55912, 57768, 57840, 60009, 69890, 72210, 77024, 80012, 83868, 96280, 100015, 104835, 111824, 115536, 115680, 120018, 139780, 144420, 160024, 167736, 192560, 200030, 209670, 223648, 231072, 240036, 279560, 288840, 300045, 320048, 335472, 385120, 400060, 419340, 480072, 559120, 577680, 580087, 600090, 640096, 670944, 800120, 838680, 960144, 1118240, 1155360, 1160174, 1200180, 1600240, 1677360, 1740261, 1920288, 2320348, 2400360, 2900435, 3200480, 3354720, 3480522, 4640696, 4800720, 5800870, 6961044, 8701305, 9281392, 9601440, 11601740, 13922088, 17402610, 18562784, 23203480, 27844176, 34805220, 46406960, 55688352, 69610440, 92813920, 139220880, 278441760]

約数ペア:

[(1, 278441760), (2, 139220880), (3, 92813920), (4, 69610440), (5, 55688352), (6, 46406960), (8, 34805220), (10, 27844176), (12, 23203480), (15, 18562784), (16, 17402610), (20, 13922088), (24, 11601740), (29, 9601440), (30, 9281392), (32, 8701305), (40, 6961044), (48, 5800870), (58, 4800720), (60, 4640696), (80, 3480522), (83, 3354720), (87, 3200480), (96, 2900435), (116, 2400360), (120, 2320348), (145, 1920288), (160, 1740261), (166, 1677360), (174, 1600240), (232, 1200180), (240, 1160174), (241, 1155360), (249, 1118240), (290, 960144), (332, 838680), (348, 800120), (415, 670944), (435, 640096), (464, 600090), (480, 580087), (482, 577680), (498, 559120), (580, 480072), (664, 419340), (696, 400060), (723, 385120), (830, 335472), (870, 320048), (928, 300045), (964, 288840), (996, 279560), (1160, 240036), (1205, 231072), (1245, 223648), (1328, 209670), (1392, 200030), (1446, 192560), (1660, 167736), (1740, 160024), (1928, 144420), (1992, 139780), (2320, 120018), (2407, 115680), (2410, 115536), (2490, 111824), (2656, 104835), (2784, 100015), (2892, 96280), (3320, 83868), (3480, 80012), (3615, 77024), (3856, 72210), (3984, 69890), (4640, 60009), (4814, 57840), (4820, 57768), (4980, 55912), (5784, 48140), (6640, 41934), (6960, 40006), (6989, 39840), (7221, 38560), (7230, 38512), (7712, 36105), (7968, 34945), (9628, 28920), (9640, 28884), (9960, 27956), (11568, 24070), (12035, 23136), (13280, 20967), (13920, 20003), (13978, 19920), (14442, 19280), (14460, 19256)]