637265928

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:791

約数の個数: 128

約数和(自身を含む): 1818633600

約数和(自身を除く): 1181367672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 76, 78, 104, 114, 152, 156, 193, 228, 247, 312, 386, 456, 494, 557, 579, 741, 772, 988, 1114, 1158, 1482, 1544, 1671, 1976, 2228, 2316, 2509, 2964, 3342, 3667, 4456, 4632, 5018, 5928, 6684, 7241, 7334, 7527, 10036, 10583, 11001, 13368, 14482, 14668, 15054, 20072, 21166, 21723, 22002, 28964, 29336, 30108, 31749, 42332, 43446, 44004, 47671, 57928, 60216, 63498, 84664, 86892, 88008, 95342, 107501, 126996, 137579, 143013, 173784, 190684, 215002, 253992, 275158, 286026, 322503, 381368, 412737, 430004, 550316, 572052, 645006, 825474, 860008, 1100632, 1144104, 1290012, 1397513, 1650948, 2042519, 2580024, 2795026, 3301896, 4085038, 4192539, 5590052, 6127557, 8170076, 8385078, 11180104, 12255114, 16340152, 16770156, 24510228, 26552747, 33540312, 49020456, 53105494, 79658241, 106210988, 159316482, 212421976, 318632964, 637265928]

約数ペア:

[(1, 637265928), (2, 318632964), (3, 212421976), (4, 159316482), (6, 106210988), (8, 79658241), (12, 53105494), (13, 49020456), (19, 33540312), (24, 26552747), (26, 24510228), (38, 16770156), (39, 16340152), (52, 12255114), (57, 11180104), (76, 8385078), (78, 8170076), (104, 6127557), (114, 5590052), (152, 4192539), (156, 4085038), (193, 3301896), (228, 2795026), (247, 2580024), (312, 2042519), (386, 1650948), (456, 1397513), (494, 1290012), (557, 1144104), (579, 1100632), (741, 860008), (772, 825474), (988, 645006), (1114, 572052), (1158, 550316), (1482, 430004), (1544, 412737), (1671, 381368), (1976, 322503), (2228, 286026), (2316, 275158), (2509, 253992), (2964, 215002), (3342, 190684), (3667, 173784), (4456, 143013), (4632, 137579), (5018, 126996), (5928, 107501), (6684, 95342), (7241, 88008), (7334, 86892), (7527, 84664), (10036, 63498), (10583, 60216), (11001, 57928), (13368, 47671), (14482, 44004), (14668, 43446), (15054, 42332), (20072, 31749), (21166, 30108), (21723, 29336), (22002, 28964)]