1015389440

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:612

約数の個数: 144

約数和(自身を含む): 2644118400

約数和(自身を除く): 1628728960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 139, 160, 208, 256, 260, 278, 320, 416, 439, 520, 556, 640, 695, 832, 878, 1040, 1112, 1280, 1390, 1664, 1756, 1807, 2080, 2195, 2224, 2780, 3328, 3512, 3614, 4160, 4390, 4448, 5560, 5707, 7024, 7228, 8320, 8780, 8896, 9035, 11120, 11414, 14048, 14456, 16640, 17560, 17792, 18070, 22240, 22828, 28096, 28535, 28912, 35120, 35584, 36140, 44480, 45656, 56192, 57070, 57824, 61021, 70240, 72280, 88960, 91312, 112384, 114140, 115648, 122042, 140480, 144560, 177920, 182624, 228280, 231296, 244084, 280960, 289120, 305105, 365248, 456560, 462592, 488168, 561920, 578240, 610210, 730496, 793273, 913120, 976336, 1156480, 1220420, 1460992, 1586546, 1826240, 1952672, 2312960, 2440840, 3173092, 3652480, 3905344, 3966365, 4881680, 6346184, 7304960, 7810688, 7932730, 9763360, 12692368, 15621376, 15865460, 19526720, 25384736, 31730920, 39053440, 50769472, 63461840, 78106880, 101538944, 126923680, 203077888, 253847360, 507694720, 1015389440]

約数ペア:

[(1, 1015389440), (2, 507694720), (4, 253847360), (5, 203077888), (8, 126923680), (10, 101538944), (13, 78106880), (16, 63461840), (20, 50769472), (26, 39053440), (32, 31730920), (40, 25384736), (52, 19526720), (64, 15865460), (65, 15621376), (80, 12692368), (104, 9763360), (128, 7932730), (130, 7810688), (139, 7304960), (160, 6346184), (208, 4881680), (256, 3966365), (260, 3905344), (278, 3652480), (320, 3173092), (416, 2440840), (439, 2312960), (520, 1952672), (556, 1826240), (640, 1586546), (695, 1460992), (832, 1220420), (878, 1156480), (1040, 976336), (1112, 913120), (1280, 793273), (1390, 730496), (1664, 610210), (1756, 578240), (1807, 561920), (2080, 488168), (2195, 462592), (2224, 456560), (2780, 365248), (3328, 305105), (3512, 289120), (3614, 280960), (4160, 244084), (4390, 231296), (4448, 228280), (5560, 182624), (5707, 177920), (7024, 144560), (7228, 140480), (8320, 122042), (8780, 115648), (8896, 114140), (9035, 112384), (11120, 91312), (11414, 88960), (14048, 72280), (14456, 70240), (16640, 61021), (17560, 57824), (17792, 57070), (18070, 56192), (22240, 45656), (22828, 44480), (28096, 36140), (28535, 35584), (28912, 35120)]