7420140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 28600320

約数和(自身を除く): 21180180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 151, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 302, 315, 351, 364, 378, 390, 420, 453, 455, 468, 540, 546, 585, 604, 630, 702, 755, 756, 780, 819, 906, 910, 945, 1057, 1092, 1170, 1260, 1359, 1365, 1404, 1510, 1638, 1755, 1812, 1820, 1890, 1963, 2114, 2265, 2340, 2457, 2718, 2730, 3020, 3171, 3276, 3510, 3780, 3926, 4077, 4095, 4228, 4530, 4914, 5285, 5436, 5460, 5889, 6342, 6795, 7020, 7852, 8154, 8190, 9060, 9513, 9815, 9828, 10570, 11778, 12285, 12684, 13590, 13741, 15855, 16308, 16380, 17667, 19026, 19630, 20385, 21140, 23556, 24570, 27180, 27482, 28539, 29445, 31710, 35334, 38052, 39260, 40770, 41223, 47565, 49140, 53001, 54964, 57078, 58890, 63420, 68705, 70668, 81540, 82446, 88335, 95130, 106002, 114156, 117780, 123669, 137410, 142695, 164892, 176670, 190260, 206115, 212004, 247338, 265005, 274820, 285390, 353340, 371007, 412230, 494676, 530010, 570780, 618345, 742014, 824460, 1060020, 1236690, 1484028, 1855035, 2473380, 3710070, 7420140]

約数ペア:

[(1, 7420140), (2, 3710070), (3, 2473380), (4, 1855035), (5, 1484028), (6, 1236690), (7, 1060020), (9, 824460), (10, 742014), (12, 618345), (13, 570780), (14, 530010), (15, 494676), (18, 412230), (20, 371007), (21, 353340), (26, 285390), (27, 274820), (28, 265005), (30, 247338), (35, 212004), (36, 206115), (39, 190260), (42, 176670), (45, 164892), (52, 142695), (54, 137410), (60, 123669), (63, 117780), (65, 114156), (70, 106002), (78, 95130), (84, 88335), (90, 82446), (91, 81540), (105, 70668), (108, 68705), (117, 63420), (126, 58890), (130, 57078), (135, 54964), (140, 53001), (151, 49140), (156, 47565), (180, 41223), (182, 40770), (189, 39260), (195, 38052), (210, 35334), (234, 31710), (252, 29445), (260, 28539), (270, 27482), (273, 27180), (302, 24570), (315, 23556), (351, 21140), (364, 20385), (378, 19630), (390, 19026), (420, 17667), (453, 16380), (455, 16308), (468, 15855), (540, 13741), (546, 13590), (585, 12684), (604, 12285), (630, 11778), (702, 10570), (755, 9828), (756, 9815), (780, 9513), (819, 9060), (906, 8190), (910, 8154), (945, 7852), (1057, 7020), (1092, 6795), (1170, 6342), (1260, 5889), (1359, 5460), (1365, 5436), (1404, 5285), (1510, 4914), (1638, 4530), (1755, 4228), (1812, 4095), (1820, 4077), (1890, 3926), (1963, 3780), (2114, 3510), (2265, 3276), (2340, 3171), (2457, 3020), (2718, 2730)]