247515372

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:301

約数の個数: 144

約数和(自身を含む): 708341760

約数和(自身を除く): 460826388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 71, 78, 108, 117, 142, 156, 169, 191, 213, 234, 284, 338, 351, 382, 426, 468, 507, 573, 639, 676, 702, 764, 852, 923, 1014, 1146, 1278, 1404, 1521, 1719, 1846, 1917, 2028, 2292, 2483, 2556, 2769, 3042, 3438, 3692, 3834, 4563, 4966, 5157, 5538, 6084, 6876, 7449, 7668, 8307, 9126, 9932, 10314, 11076, 11999, 13561, 14898, 16614, 18252, 20628, 22347, 23998, 24921, 27122, 29796, 32279, 33228, 35997, 40683, 44694, 47996, 49842, 54244, 64558, 67041, 71994, 81366, 89388, 96837, 99684, 107991, 122049, 129116, 134082, 143988, 162732, 176293, 193674, 215982, 244098, 268164, 290511, 323973, 352586, 366147, 387348, 431964, 488196, 528879, 581022, 647946, 705172, 732294, 871533, 1057758, 1162044, 1295892, 1464588, 1586637, 1743066, 2115516, 2291809, 3173274, 3486132, 4583618, 4759911, 6346548, 6875427, 9167236, 9519822, 13750854, 19039644, 20626281, 27501708, 41252562, 61878843, 82505124, 123757686, 247515372]

約数ペア:

[(1, 247515372), (2, 123757686), (3, 82505124), (4, 61878843), (6, 41252562), (9, 27501708), (12, 20626281), (13, 19039644), (18, 13750854), (26, 9519822), (27, 9167236), (36, 6875427), (39, 6346548), (52, 4759911), (54, 4583618), (71, 3486132), (78, 3173274), (108, 2291809), (117, 2115516), (142, 1743066), (156, 1586637), (169, 1464588), (191, 1295892), (213, 1162044), (234, 1057758), (284, 871533), (338, 732294), (351, 705172), (382, 647946), (426, 581022), (468, 528879), (507, 488196), (573, 431964), (639, 387348), (676, 366147), (702, 352586), (764, 323973), (852, 290511), (923, 268164), (1014, 244098), (1146, 215982), (1278, 193674), (1404, 176293), (1521, 162732), (1719, 143988), (1846, 134082), (1917, 129116), (2028, 122049), (2292, 107991), (2483, 99684), (2556, 96837), (2769, 89388), (3042, 81366), (3438, 71994), (3692, 67041), (3834, 64558), (4563, 54244), (4966, 49842), (5157, 47996), (5538, 44694), (6084, 40683), (6876, 35997), (7449, 33228), (7668, 32279), (8307, 29796), (9126, 27122), (9932, 24921), (10314, 23998), (11076, 22347), (11999, 20628), (13561, 18252), (14898, 16614)]