212316640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:576

約数の個数: 96

約数和(自身を含む): 532103040

約数和(自身を除く): 319786400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 211, 304, 331, 380, 422, 608, 662, 760, 844, 1055, 1324, 1520, 1655, 1688, 2110, 2648, 3040, 3310, 3376, 4009, 4220, 5296, 6289, 6620, 6752, 8018, 8440, 10592, 12578, 13240, 16036, 16880, 20045, 25156, 26480, 31445, 32072, 33760, 40090, 50312, 52960, 62890, 64144, 69841, 80180, 100624, 125780, 128288, 139682, 160360, 201248, 251560, 279364, 320720, 349205, 503120, 558728, 641440, 698410, 1006240, 1117456, 1326979, 1396820, 2234912, 2653958, 2793640, 5307916, 5587280, 6634895, 10615832, 11174560, 13269790, 21231664, 26539580, 42463328, 53079160, 106158320, 212316640]

約数ペア:

[(1, 212316640), (2, 106158320), (4, 53079160), (5, 42463328), (8, 26539580), (10, 21231664), (16, 13269790), (19, 11174560), (20, 10615832), (32, 6634895), (38, 5587280), (40, 5307916), (76, 2793640), (80, 2653958), (95, 2234912), (152, 1396820), (160, 1326979), (190, 1117456), (211, 1006240), (304, 698410), (331, 641440), (380, 558728), (422, 503120), (608, 349205), (662, 320720), (760, 279364), (844, 251560), (1055, 201248), (1324, 160360), (1520, 139682), (1655, 128288), (1688, 125780), (2110, 100624), (2648, 80180), (3040, 69841), (3310, 64144), (3376, 62890), (4009, 52960), (4220, 50312), (5296, 40090), (6289, 33760), (6620, 32072), (6752, 31445), (8018, 26480), (8440, 25156), (10592, 20045), (12578, 16880), (13240, 16036)]