79720480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 192

約数和(自身を含む): 235146240

約数和(自身を除く): 155425760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 53, 56, 68, 70, 79, 80, 85, 106, 112, 119, 136, 140, 158, 160, 170, 212, 224, 238, 265, 272, 280, 316, 340, 371, 395, 424, 476, 530, 544, 553, 560, 595, 632, 680, 742, 790, 848, 901, 952, 1060, 1106, 1120, 1190, 1264, 1343, 1360, 1484, 1580, 1696, 1802, 1855, 1904, 2120, 2212, 2380, 2528, 2686, 2720, 2765, 2968, 3160, 3604, 3710, 3808, 4187, 4240, 4424, 4505, 4760, 5372, 5530, 5936, 6307, 6320, 6715, 7208, 7420, 8374, 8480, 8848, 9010, 9401, 9520, 10744, 11060, 11872, 12614, 12640, 13430, 14416, 14840, 16748, 17696, 18020, 18802, 19040, 20935, 21488, 22120, 25228, 26860, 28832, 29309, 29680, 31535, 33496, 36040, 37604, 41870, 42976, 44240, 47005, 50456, 53720, 58618, 59360, 63070, 66992, 71179, 72080, 75208, 83740, 88480, 94010, 100912, 107440, 117236, 126140, 133984, 142358, 144160, 146545, 150416, 167480, 188020, 201824, 214880, 234472, 252280, 284716, 293090, 300832, 334960, 355895, 376040, 468944, 498253, 504560, 569432, 586180, 669920, 711790, 752080, 937888, 996506, 1009120, 1138864, 1172360, 1423580, 1504160, 1993012, 2277728, 2344720, 2491265, 2847160, 3986024, 4689440, 4982530, 5694320, 7972048, 9965060, 11388640, 15944096, 19930120, 39860240, 79720480]

約数ペア:

[(1, 79720480), (2, 39860240), (4, 19930120), (5, 15944096), (7, 11388640), (8, 9965060), (10, 7972048), (14, 5694320), (16, 4982530), (17, 4689440), (20, 3986024), (28, 2847160), (32, 2491265), (34, 2344720), (35, 2277728), (40, 1993012), (53, 1504160), (56, 1423580), (68, 1172360), (70, 1138864), (79, 1009120), (80, 996506), (85, 937888), (106, 752080), (112, 711790), (119, 669920), (136, 586180), (140, 569432), (158, 504560), (160, 498253), (170, 468944), (212, 376040), (224, 355895), (238, 334960), (265, 300832), (272, 293090), (280, 284716), (316, 252280), (340, 234472), (371, 214880), (395, 201824), (424, 188020), (476, 167480), (530, 150416), (544, 146545), (553, 144160), (560, 142358), (595, 133984), (632, 126140), (680, 117236), (742, 107440), (790, 100912), (848, 94010), (901, 88480), (952, 83740), (1060, 75208), (1106, 72080), (1120, 71179), (1190, 66992), (1264, 63070), (1343, 59360), (1360, 58618), (1484, 53720), (1580, 50456), (1696, 47005), (1802, 44240), (1855, 42976), (1904, 41870), (2120, 37604), (2212, 36040), (2380, 33496), (2528, 31535), (2686, 29680), (2720, 29309), (2765, 28832), (2968, 26860), (3160, 25228), (3604, 22120), (3710, 21488), (3808, 20935), (4187, 19040), (4240, 18802), (4424, 18020), (4505, 17696), (4760, 16748), (5372, 14840), (5530, 14416), (5936, 13430), (6307, 12640), (6320, 12614), (6715, 11872), (7208, 11060), (7420, 10744), (8374, 9520), (8480, 9401), (8848, 9010)]