1098874880

素因数分解:

$2^{15}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 2783926800

約数和(自身を除く): 1685051920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 353, 380, 512, 608, 640, 706, 760, 1024, 1216, 1280, 1412, 1520, 1765, 2048, 2432, 2560, 2824, 3040, 3530, 4096, 4864, 5120, 5648, 6080, 6707, 7060, 8192, 9728, 10240, 11296, 12160, 13414, 14120, 16384, 19456, 20480, 22592, 24320, 26828, 28240, 32768, 33535, 38912, 40960, 45184, 48640, 53656, 56480, 67070, 77824, 81920, 90368, 97280, 107312, 112960, 134140, 155648, 163840, 180736, 194560, 214624, 225920, 268280, 311296, 361472, 389120, 429248, 451840, 536560, 622592, 722944, 778240, 858496, 903680, 1073120, 1445888, 1556480, 1716992, 1807360, 2146240, 2891776, 3112960, 3433984, 3614720, 4292480, 5783552, 6867968, 7229440, 8584960, 11567104, 13735936, 14458880, 17169920, 27471872, 28917760, 34339840, 54943744, 57835520, 68679680, 109887488, 137359360, 219774976, 274718720, 549437440, 1098874880]

約数ペア:

[(1, 1098874880), (2, 549437440), (4, 274718720), (5, 219774976), (8, 137359360), (10, 109887488), (16, 68679680), (19, 57835520), (20, 54943744), (32, 34339840), (38, 28917760), (40, 27471872), (64, 17169920), (76, 14458880), (80, 13735936), (95, 11567104), (128, 8584960), (152, 7229440), (160, 6867968), (190, 5783552), (256, 4292480), (304, 3614720), (320, 3433984), (353, 3112960), (380, 2891776), (512, 2146240), (608, 1807360), (640, 1716992), (706, 1556480), (760, 1445888), (1024, 1073120), (1216, 903680), (1280, 858496), (1412, 778240), (1520, 722944), (1765, 622592), (2048, 536560), (2432, 451840), (2560, 429248), (2824, 389120), (3040, 361472), (3530, 311296), (4096, 268280), (4864, 225920), (5120, 214624), (5648, 194560), (6080, 180736), (6707, 163840), (7060, 155648), (8192, 134140), (9728, 112960), (10240, 107312), (11296, 97280), (12160, 90368), (13414, 81920), (14120, 77824), (16384, 67070), (19456, 56480), (20480, 53656), (22592, 48640), (24320, 45184), (26828, 40960), (28240, 38912), (32768, 33535)]