671082880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1132

約数の個数: 128

約数和(自身を含む): 1751299200

約数和(自身を除く): 1080216320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 260, 316, 320, 395, 416, 520, 632, 640, 790, 832, 1021, 1027, 1040, 1264, 1580, 1664, 2042, 2054, 2080, 2528, 3160, 4084, 4108, 4160, 5056, 5105, 5135, 6320, 8168, 8216, 8320, 10112, 10210, 10270, 12640, 13273, 16336, 16432, 20420, 20540, 25280, 26546, 32672, 32864, 40840, 41080, 50560, 53092, 65344, 65728, 66365, 80659, 81680, 82160, 106184, 130688, 131456, 132730, 161318, 163360, 164320, 212368, 265460, 322636, 326720, 328640, 403295, 424736, 530920, 645272, 653440, 657280, 806590, 849472, 1048567, 1061840, 1290544, 1613180, 1698944, 2097134, 2123680, 2581088, 3226360, 4194268, 4247360, 5162176, 5242835, 6452720, 8388536, 8494720, 10324352, 10485670, 12905440, 16777072, 20971340, 25810880, 33554144, 41942680, 51621760, 67108288, 83885360, 134216576, 167770720, 335541440, 671082880]

約数ペア:

[(1, 671082880), (2, 335541440), (4, 167770720), (5, 134216576), (8, 83885360), (10, 67108288), (13, 51621760), (16, 41942680), (20, 33554144), (26, 25810880), (32, 20971340), (40, 16777072), (52, 12905440), (64, 10485670), (65, 10324352), (79, 8494720), (80, 8388536), (104, 6452720), (128, 5242835), (130, 5162176), (158, 4247360), (160, 4194268), (208, 3226360), (260, 2581088), (316, 2123680), (320, 2097134), (395, 1698944), (416, 1613180), (520, 1290544), (632, 1061840), (640, 1048567), (790, 849472), (832, 806590), (1021, 657280), (1027, 653440), (1040, 645272), (1264, 530920), (1580, 424736), (1664, 403295), (2042, 328640), (2054, 326720), (2080, 322636), (2528, 265460), (3160, 212368), (4084, 164320), (4108, 163360), (4160, 161318), (5056, 132730), (5105, 131456), (5135, 130688), (6320, 106184), (8168, 82160), (8216, 81680), (8320, 80659), (10112, 66365), (10210, 65728), (10270, 65344), (12640, 53092), (13273, 50560), (16336, 41080), (16432, 40840), (20420, 32864), (20540, 32672), (25280, 26546)]