1428370020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{401}}^1$

素因数の和:691

約数の個数: 288

約数和(自身を含む): 5436377856

約数和(自身を除く): 4008007836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 257, 308, 315, 330, 385, 396, 401, 420, 462, 495, 514, 630, 660, 693, 770, 771, 802, 924, 990, 1028, 1155, 1203, 1260, 1285, 1386, 1540, 1542, 1604, 1799, 1980, 2005, 2310, 2313, 2406, 2570, 2772, 2807, 2827, 3084, 3465, 3598, 3609, 3855, 4010, 4411, 4620, 4626, 4812, 5140, 5397, 5614, 5654, 6015, 6930, 7196, 7218, 7710, 8020, 8421, 8481, 8822, 8995, 9252, 10794, 11228, 11308, 11565, 12030, 13233, 13860, 14035, 14135, 14436, 15420, 16191, 16842, 16962, 17644, 17990, 18045, 19789, 21588, 22055, 23130, 24060, 25263, 25443, 26466, 26985, 28070, 28270, 30877, 32382, 33684, 33924, 35980, 36090, 39578, 39699, 42105, 42405, 44110, 46260, 50526, 50886, 52932, 53970, 56140, 56540, 59367, 61754, 64764, 66165, 72180, 79156, 79398, 80955, 84210, 84810, 88220, 92631, 98945, 101052, 101772, 103057, 107940, 118734, 123508, 126315, 127215, 132330, 154385, 158796, 161910, 168420, 169620, 178101, 185262, 197890, 198495, 206114, 237468, 252630, 254430, 264660, 277893, 296835, 308770, 309171, 323820, 356202, 370524, 395780, 396990, 412228, 463155, 505260, 508860, 515285, 555786, 593670, 617540, 618342, 712404, 721399, 793980, 890505, 926310, 927513, 1030570, 1111572, 1133627, 1187340, 1236684, 1389465, 1442798, 1545855, 1781010, 1852620, 1855026, 2061140, 2164197, 2267254, 2778930, 2885596, 3091710, 3400881, 3562020, 3606995, 3710052, 4328394, 4534508, 4637565, 5557860, 5668135, 6183420, 6492591, 6801762, 7213990, 7935389, 8656788, 9275130, 10202643, 10820985, 11336270, 12985182, 13603524, 14427980, 15870778, 17004405, 18550260, 20405286, 21641970, 22672540, 23806167, 25970364, 31741556, 32462955, 34008810, 39676945, 40810572, 43283940, 47612334, 51013215, 64925910, 68017620, 71418501, 79353890, 95224668, 102026430, 119030835, 129851820, 142837002, 158707780, 204052860, 238061670, 285674004, 357092505, 476123340, 714185010, 1428370020]

約数ペア:

[(1, 1428370020), (2, 714185010), (3, 476123340), (4, 357092505), (5, 285674004), (6, 238061670), (7, 204052860), (9, 158707780), (10, 142837002), (11, 129851820), (12, 119030835), (14, 102026430), (15, 95224668), (18, 79353890), (20, 71418501), (21, 68017620), (22, 64925910), (28, 51013215), (30, 47612334), (33, 43283940), (35, 40810572), (36, 39676945), (42, 34008810), (44, 32462955), (45, 31741556), (55, 25970364), (60, 23806167), (63, 22672540), (66, 21641970), (70, 20405286), (77, 18550260), (84, 17004405), (90, 15870778), (99, 14427980), (105, 13603524), (110, 12985182), (126, 11336270), (132, 10820985), (140, 10202643), (154, 9275130), (165, 8656788), (180, 7935389), (198, 7213990), (210, 6801762), (220, 6492591), (231, 6183420), (252, 5668135), (257, 5557860), (308, 4637565), (315, 4534508), (330, 4328394), (385, 3710052), (396, 3606995), (401, 3562020), (420, 3400881), (462, 3091710), (495, 2885596), (514, 2778930), (630, 2267254), (660, 2164197), (693, 2061140), (770, 1855026), (771, 1852620), (802, 1781010), (924, 1545855), (990, 1442798), (1028, 1389465), (1155, 1236684), (1203, 1187340), (1260, 1133627), (1285, 1111572), (1386, 1030570), (1540, 927513), (1542, 926310), (1604, 890505), (1799, 793980), (1980, 721399), (2005, 712404), (2310, 618342), (2313, 617540), (2406, 593670), (2570, 555786), (2772, 515285), (2807, 508860), (2827, 505260), (3084, 463155), (3465, 412228), (3598, 396990), (3609, 395780), (3855, 370524), (4010, 356202), (4411, 323820), (4620, 309171), (4626, 308770), (4812, 296835), (5140, 277893), (5397, 264660), (5614, 254430), (5654, 252630), (6015, 237468), (6930, 206114), (7196, 198495), (7218, 197890), (7710, 185262), (8020, 178101), (8421, 169620), (8481, 168420), (8822, 161910), (8995, 158796), (9252, 154385), (10794, 132330), (11228, 127215), (11308, 126315), (11565, 123508), (12030, 118734), (13233, 107940), (13860, 103057), (14035, 101772), (14135, 101052), (14436, 98945), (15420, 92631), (16191, 88220), (16842, 84810), (16962, 84210), (17644, 80955), (17990, 79398), (18045, 79156), (19789, 72180), (21588, 66165), (22055, 64764), (23130, 61754), (24060, 59367), (25263, 56540), (25443, 56140), (26466, 53970), (26985, 52932), (28070, 50886), (28270, 50526), (30877, 46260), (32382, 44110), (33684, 42405), (33924, 42105), (35980, 39699), (36090, 39578)]