1279759360

素因数分解:

$2^{10}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:800

約数の個数: 176

約数和(自身を含む): 3461755392

約数和(自身を除く): 2181996032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 256, 310, 320, 341, 352, 440, 496, 512, 620, 640, 682, 704, 733, 880, 992, 1024, 1240, 1280, 1364, 1408, 1466, 1705, 1760, 1984, 2480, 2560, 2728, 2816, 2932, 3410, 3520, 3665, 3968, 4960, 5120, 5456, 5632, 5864, 6820, 7040, 7330, 7936, 8063, 9920, 10912, 11264, 11728, 13640, 14080, 14660, 15872, 16126, 19840, 21824, 22723, 23456, 27280, 28160, 29320, 31744, 32252, 39680, 40315, 43648, 45446, 46912, 54560, 56320, 58640, 64504, 79360, 80630, 87296, 90892, 93824, 109120, 113615, 117280, 129008, 158720, 161260, 174592, 181784, 187648, 218240, 227230, 234560, 249953, 258016, 322520, 349184, 363568, 375296, 436480, 454460, 469120, 499906, 516032, 645040, 727136, 750592, 872960, 908920, 938240, 999812, 1032064, 1249765, 1290080, 1454272, 1745920, 1817840, 1876480, 1999624, 2064128, 2499530, 2580160, 2908544, 3635680, 3752960, 3999248, 4128256, 4999060, 5160320, 5817088, 7271360, 7998496, 8256512, 9998120, 10320640, 11634176, 14542720, 15996992, 19996240, 20641280, 23268352, 29085440, 31993984, 39992480, 41282560, 58170880, 63987968, 79984960, 116341760, 127975936, 159969920, 255951872, 319939840, 639879680, 1279759360]

約数ペア:

[(1, 1279759360), (2, 639879680), (4, 319939840), (5, 255951872), (8, 159969920), (10, 127975936), (11, 116341760), (16, 79984960), (20, 63987968), (22, 58170880), (31, 41282560), (32, 39992480), (40, 31993984), (44, 29085440), (55, 23268352), (62, 20641280), (64, 19996240), (80, 15996992), (88, 14542720), (110, 11634176), (124, 10320640), (128, 9998120), (155, 8256512), (160, 7998496), (176, 7271360), (220, 5817088), (248, 5160320), (256, 4999060), (310, 4128256), (320, 3999248), (341, 3752960), (352, 3635680), (440, 2908544), (496, 2580160), (512, 2499530), (620, 2064128), (640, 1999624), (682, 1876480), (704, 1817840), (733, 1745920), (880, 1454272), (992, 1290080), (1024, 1249765), (1240, 1032064), (1280, 999812), (1364, 938240), (1408, 908920), (1466, 872960), (1705, 750592), (1760, 727136), (1984, 645040), (2480, 516032), (2560, 499906), (2728, 469120), (2816, 454460), (2932, 436480), (3410, 375296), (3520, 363568), (3665, 349184), (3968, 322520), (4960, 258016), (5120, 249953), (5456, 234560), (5632, 227230), (5864, 218240), (6820, 187648), (7040, 181784), (7330, 174592), (7936, 161260), (8063, 158720), (9920, 129008), (10912, 117280), (11264, 113615), (11728, 109120), (13640, 93824), (14080, 90892), (14660, 87296), (15872, 80630), (16126, 79360), (19840, 64504), (21824, 58640), (22723, 56320), (23456, 54560), (27280, 46912), (28160, 45446), (29320, 43648), (31744, 40315), (32252, 39680)]