16958577280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{1237}}^1$

素因数の和:1978

約数の個数: 128

約数和(自身を含む): 41943836160

約数和(自身を除く): 24985258880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 691, 992, 1237, 1240, 1382, 1984, 2474, 2480, 2764, 3455, 3968, 4948, 4960, 5528, 6185, 6910, 9896, 9920, 11056, 12370, 13820, 19792, 19840, 21421, 22112, 24740, 27640, 38347, 39584, 42842, 44224, 49480, 55280, 76694, 79168, 85684, 88448, 98960, 107105, 110560, 153388, 158336, 171368, 191735, 197920, 214210, 221120, 306776, 342736, 383470, 395840, 428420, 442240, 613552, 685472, 766940, 791680, 854767, 856840, 1227104, 1370944, 1533880, 1709534, 1713680, 2454208, 2741888, 3067760, 3419068, 3427360, 4273835, 4908416, 6135520, 6838136, 6854720, 8547670, 12271040, 13676272, 13709440, 17095340, 24542080, 26497777, 27352544, 34190680, 52995554, 54705088, 68381360, 105991108, 109410176, 132488885, 136762720, 211982216, 264977770, 273525440, 423964432, 529955540, 547050880, 847928864, 1059911080, 1695857728, 2119822160, 3391715456, 4239644320, 8479288640, 16958577280]

約数ペア:

[(1, 16958577280), (2, 8479288640), (4, 4239644320), (5, 3391715456), (8, 2119822160), (10, 1695857728), (16, 1059911080), (20, 847928864), (31, 547050880), (32, 529955540), (40, 423964432), (62, 273525440), (64, 264977770), (80, 211982216), (124, 136762720), (128, 132488885), (155, 109410176), (160, 105991108), (248, 68381360), (310, 54705088), (320, 52995554), (496, 34190680), (620, 27352544), (640, 26497777), (691, 24542080), (992, 17095340), (1237, 13709440), (1240, 13676272), (1382, 12271040), (1984, 8547670), (2474, 6854720), (2480, 6838136), (2764, 6135520), (3455, 4908416), (3968, 4273835), (4948, 3427360), (4960, 3419068), (5528, 3067760), (6185, 2741888), (6910, 2454208), (9896, 1713680), (9920, 1709534), (11056, 1533880), (12370, 1370944), (13820, 1227104), (19792, 856840), (19840, 854767), (21421, 791680), (22112, 766940), (24740, 685472), (27640, 613552), (38347, 442240), (39584, 428420), (42842, 395840), (44224, 383470), (49480, 342736), (55280, 306776), (76694, 221120), (79168, 214210), (85684, 197920), (88448, 191735), (98960, 171368), (107105, 158336), (110560, 153388)]