308791980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:717

約数の個数: 192

約数和(自身を含む): 1107240960

約数和(自身を除く): 798448980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 151, 180, 189, 210, 252, 270, 302, 315, 378, 420, 453, 540, 541, 604, 630, 755, 756, 906, 945, 1057, 1082, 1260, 1359, 1510, 1623, 1812, 1890, 2114, 2164, 2265, 2705, 2718, 3020, 3171, 3246, 3780, 3787, 4077, 4228, 4530, 4869, 5285, 5410, 5436, 6342, 6492, 6795, 7574, 8115, 8154, 9060, 9513, 9738, 10570, 10820, 11361, 12684, 13590, 14607, 15148, 15855, 16230, 16308, 18935, 19026, 19476, 20385, 21140, 22722, 24345, 27180, 28539, 29214, 31710, 32460, 34083, 37870, 38052, 40770, 45444, 47565, 48690, 56805, 57078, 58428, 63420, 68166, 73035, 75740, 81540, 81691, 95130, 97380, 102249, 113610, 114156, 136332, 142695, 146070, 163382, 170415, 190260, 204498, 227220, 245073, 285390, 292140, 326764, 340830, 408455, 408996, 490146, 511245, 570780, 571837, 681660, 735219, 816910, 980292, 1022490, 1143674, 1225365, 1470438, 1633820, 1715511, 2044980, 2205657, 2287348, 2450730, 2859185, 2940876, 3431022, 3676095, 4411314, 4901460, 5146533, 5718370, 6862044, 7352190, 8577555, 8822628, 10293066, 11028285, 11436740, 14704380, 15439599, 17155110, 20586132, 22056570, 25732665, 30879198, 34310220, 44113140, 51465330, 61758396, 77197995, 102930660, 154395990, 308791980]

約数ペア:

[(1, 308791980), (2, 154395990), (3, 102930660), (4, 77197995), (5, 61758396), (6, 51465330), (7, 44113140), (9, 34310220), (10, 30879198), (12, 25732665), (14, 22056570), (15, 20586132), (18, 17155110), (20, 15439599), (21, 14704380), (27, 11436740), (28, 11028285), (30, 10293066), (35, 8822628), (36, 8577555), (42, 7352190), (45, 6862044), (54, 5718370), (60, 5146533), (63, 4901460), (70, 4411314), (84, 3676095), (90, 3431022), (105, 2940876), (108, 2859185), (126, 2450730), (135, 2287348), (140, 2205657), (151, 2044980), (180, 1715511), (189, 1633820), (210, 1470438), (252, 1225365), (270, 1143674), (302, 1022490), (315, 980292), (378, 816910), (420, 735219), (453, 681660), (540, 571837), (541, 570780), (604, 511245), (630, 490146), (755, 408996), (756, 408455), (906, 340830), (945, 326764), (1057, 292140), (1082, 285390), (1260, 245073), (1359, 227220), (1510, 204498), (1623, 190260), (1812, 170415), (1890, 163382), (2114, 146070), (2164, 142695), (2265, 136332), (2705, 114156), (2718, 113610), (3020, 102249), (3171, 97380), (3246, 95130), (3780, 81691), (3787, 81540), (4077, 75740), (4228, 73035), (4530, 68166), (4869, 63420), (5285, 58428), (5410, 57078), (5436, 56805), (6342, 48690), (6492, 47565), (6795, 45444), (7574, 40770), (8115, 38052), (8154, 37870), (9060, 34083), (9513, 32460), (9738, 31710), (10570, 29214), (10820, 28539), (11361, 27180), (12684, 24345), (13590, 22722), (14607, 21140), (15148, 20385), (15855, 19476), (16230, 19026), (16308, 18935)]