76801620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 253266048

約数和(自身を除く): 176464428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 151, 173, 196, 210, 245, 294, 302, 346, 420, 453, 490, 519, 588, 604, 692, 735, 755, 865, 906, 980, 1038, 1057, 1211, 1470, 1510, 1730, 1812, 2076, 2114, 2265, 2422, 2595, 2940, 3020, 3171, 3460, 3633, 4228, 4530, 4844, 5190, 5285, 6055, 6342, 7266, 7399, 8477, 9060, 10380, 10570, 12110, 12684, 14532, 14798, 15855, 16954, 18165, 21140, 22197, 24220, 25431, 26123, 29596, 31710, 33908, 36330, 36995, 42385, 44394, 50862, 52246, 63420, 72660, 73990, 78369, 84770, 88788, 101724, 104492, 110985, 127155, 130615, 147980, 156738, 169540, 182861, 221970, 254310, 261230, 313476, 365722, 391845, 443940, 508620, 522460, 548583, 731444, 783690, 914305, 1097166, 1280027, 1567380, 1828610, 2194332, 2560054, 2742915, 3657220, 3840081, 5120108, 5485830, 6400135, 7680162, 10971660, 12800270, 15360324, 19200405, 25600540, 38400810, 76801620]

約数ペア:

[(1, 76801620), (2, 38400810), (3, 25600540), (4, 19200405), (5, 15360324), (6, 12800270), (7, 10971660), (10, 7680162), (12, 6400135), (14, 5485830), (15, 5120108), (20, 3840081), (21, 3657220), (28, 2742915), (30, 2560054), (35, 2194332), (42, 1828610), (49, 1567380), (60, 1280027), (70, 1097166), (84, 914305), (98, 783690), (105, 731444), (140, 548583), (147, 522460), (151, 508620), (173, 443940), (196, 391845), (210, 365722), (245, 313476), (294, 261230), (302, 254310), (346, 221970), (420, 182861), (453, 169540), (490, 156738), (519, 147980), (588, 130615), (604, 127155), (692, 110985), (735, 104492), (755, 101724), (865, 88788), (906, 84770), (980, 78369), (1038, 73990), (1057, 72660), (1211, 63420), (1470, 52246), (1510, 50862), (1730, 44394), (1812, 42385), (2076, 36995), (2114, 36330), (2265, 33908), (2422, 31710), (2595, 29596), (2940, 26123), (3020, 25431), (3171, 24220), (3460, 22197), (3633, 21140), (4228, 18165), (4530, 16954), (4844, 15855), (5190, 14798), (5285, 14532), (6055, 12684), (6342, 12110), (7266, 10570), (7399, 10380), (8477, 9060)]