158871040

素因数分解:

$2^9\times 5^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 383993280

約数和(自身を除く): 225122240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 229, 256, 271, 320, 458, 512, 542, 640, 916, 1084, 1145, 1280, 1355, 1832, 2168, 2290, 2560, 2710, 3664, 4336, 4580, 5420, 7328, 8672, 9160, 10840, 14656, 17344, 18320, 21680, 29312, 34688, 36640, 43360, 58624, 62059, 69376, 73280, 86720, 117248, 124118, 138752, 146560, 173440, 248236, 293120, 310295, 346880, 496472, 586240, 620590, 693760, 992944, 1241180, 1985888, 2482360, 3971776, 4964720, 7943552, 9929440, 15887104, 19858880, 31774208, 39717760, 79435520, 158871040]

約数ペア:

[(1, 158871040), (2, 79435520), (4, 39717760), (5, 31774208), (8, 19858880), (10, 15887104), (16, 9929440), (20, 7943552), (32, 4964720), (40, 3971776), (64, 2482360), (80, 1985888), (128, 1241180), (160, 992944), (229, 693760), (256, 620590), (271, 586240), (320, 496472), (458, 346880), (512, 310295), (542, 293120), (640, 248236), (916, 173440), (1084, 146560), (1145, 138752), (1280, 124118), (1355, 117248), (1832, 86720), (2168, 73280), (2290, 69376), (2560, 62059), (2710, 58624), (3664, 43360), (4336, 36640), (4580, 34688), (5420, 29312), (7328, 21680), (8672, 18320), (9160, 17344), (10840, 14656)]