1128490240

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 144

約数和(自身を含む): 2794352400

約数和(自身を除く): 1665862160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 97, 122, 128, 149, 160, 194, 244, 256, 298, 305, 320, 388, 485, 488, 596, 610, 640, 745, 776, 970, 976, 1192, 1220, 1280, 1490, 1552, 1940, 1952, 2384, 2440, 2980, 3104, 3880, 3904, 4768, 4880, 5917, 5960, 6208, 7760, 7808, 9089, 9536, 9760, 11834, 11920, 12416, 14453, 15520, 15616, 18178, 19072, 19520, 23668, 23840, 24832, 28906, 29585, 31040, 36356, 38144, 39040, 45445, 47336, 47680, 57812, 59170, 62080, 72265, 72712, 78080, 90890, 94672, 95360, 115624, 118340, 124160, 144530, 145424, 181780, 189344, 190720, 231248, 236680, 289060, 290848, 363560, 378688, 462496, 473360, 578120, 581696, 727120, 757376, 881633, 924992, 946720, 1156240, 1163392, 1454240, 1514752, 1763266, 1849984, 1893440, 2312480, 2326784, 2908480, 3526532, 3699968, 3786880, 4408165, 4624960, 5816960, 7053064, 7573760, 8816330, 9249920, 11633920, 14106128, 17632660, 18499840, 28212256, 35265320, 56424512, 70530640, 112849024, 141061280, 225698048, 282122560, 564245120, 1128490240]

約数ペア:

[(1, 1128490240), (2, 564245120), (4, 282122560), (5, 225698048), (8, 141061280), (10, 112849024), (16, 70530640), (20, 56424512), (32, 35265320), (40, 28212256), (61, 18499840), (64, 17632660), (80, 14106128), (97, 11633920), (122, 9249920), (128, 8816330), (149, 7573760), (160, 7053064), (194, 5816960), (244, 4624960), (256, 4408165), (298, 3786880), (305, 3699968), (320, 3526532), (388, 2908480), (485, 2326784), (488, 2312480), (596, 1893440), (610, 1849984), (640, 1763266), (745, 1514752), (776, 1454240), (970, 1163392), (976, 1156240), (1192, 946720), (1220, 924992), (1280, 881633), (1490, 757376), (1552, 727120), (1940, 581696), (1952, 578120), (2384, 473360), (2440, 462496), (2980, 378688), (3104, 363560), (3880, 290848), (3904, 289060), (4768, 236680), (4880, 231248), (5917, 190720), (5960, 189344), (6208, 181780), (7760, 145424), (7808, 144530), (9089, 124160), (9536, 118340), (9760, 115624), (11834, 95360), (11920, 94672), (12416, 90890), (14453, 78080), (15520, 72712), (15616, 72265), (18178, 62080), (19072, 59170), (19520, 57812), (23668, 47680), (23840, 47336), (24832, 45445), (28906, 39040), (29585, 38144), (31040, 36356)]