217987536

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 639959040

約数和(自身を除く): 421971504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 59, 62, 78, 93, 104, 118, 124, 156, 177, 186, 191, 208, 236, 248, 312, 354, 372, 382, 403, 472, 496, 573, 624, 708, 744, 764, 767, 806, 944, 1146, 1209, 1416, 1488, 1528, 1534, 1612, 1829, 2292, 2301, 2418, 2483, 2832, 3056, 3068, 3224, 3658, 4584, 4602, 4836, 4966, 5487, 5921, 6136, 6448, 7316, 7449, 9168, 9204, 9672, 9932, 10974, 11269, 11842, 12272, 14632, 14898, 17763, 18408, 19344, 19864, 21948, 22538, 23684, 23777, 29264, 29796, 33807, 35526, 36816, 39728, 43896, 45076, 47368, 47554, 59592, 67614, 71052, 71331, 76973, 87792, 90152, 94736, 95108, 119184, 135228, 142104, 142662, 146497, 153946, 180304, 190216, 230919, 270456, 284208, 285324, 292994, 307892, 349339, 380432, 439491, 461838, 540912, 570648, 585988, 615784, 698678, 878982, 923676, 1048017, 1141296, 1171976, 1231568, 1397356, 1757964, 1847352, 2096034, 2343952, 2794712, 3515928, 3694704, 4192068, 4541407, 5589424, 7031856, 8384136, 9082814, 13624221, 16768272, 18165628, 27248442, 36331256, 54496884, 72662512, 108993768, 217987536]

約数ペア:

[(1, 217987536), (2, 108993768), (3, 72662512), (4, 54496884), (6, 36331256), (8, 27248442), (12, 18165628), (13, 16768272), (16, 13624221), (24, 9082814), (26, 8384136), (31, 7031856), (39, 5589424), (48, 4541407), (52, 4192068), (59, 3694704), (62, 3515928), (78, 2794712), (93, 2343952), (104, 2096034), (118, 1847352), (124, 1757964), (156, 1397356), (177, 1231568), (186, 1171976), (191, 1141296), (208, 1048017), (236, 923676), (248, 878982), (312, 698678), (354, 615784), (372, 585988), (382, 570648), (403, 540912), (472, 461838), (496, 439491), (573, 380432), (624, 349339), (708, 307892), (744, 292994), (764, 285324), (767, 284208), (806, 270456), (944, 230919), (1146, 190216), (1209, 180304), (1416, 153946), (1488, 146497), (1528, 142662), (1534, 142104), (1612, 135228), (1829, 119184), (2292, 95108), (2301, 94736), (2418, 90152), (2483, 87792), (2832, 76973), (3056, 71331), (3068, 71052), (3224, 67614), (3658, 59592), (4584, 47554), (4602, 47368), (4836, 45076), (4966, 43896), (5487, 39728), (5921, 36816), (6136, 35526), (6448, 33807), (7316, 29796), (7449, 29264), (9168, 23777), (9204, 23684), (9672, 22538), (9932, 21948), (10974, 19864), (11269, 19344), (11842, 18408), (12272, 17763), (14632, 14898)]