488147868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:384

約数の個数: 144

約数和(自身を含む): 1377632256

約数和(自身を除く): 889484388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 127, 129, 156, 172, 191, 234, 254, 258, 381, 382, 387, 468, 508, 516, 559, 573, 762, 764, 774, 1118, 1143, 1146, 1524, 1548, 1651, 1677, 1719, 2236, 2286, 2292, 2483, 3302, 3354, 3438, 4572, 4953, 4966, 5031, 5461, 6604, 6708, 6876, 7449, 8213, 9906, 9932, 10062, 10922, 14859, 14898, 16383, 16426, 19812, 20124, 21844, 22347, 24257, 24639, 29718, 29796, 32766, 32852, 44694, 48514, 49149, 49278, 59436, 65532, 70993, 72771, 73917, 89388, 97028, 98298, 98556, 106769, 141986, 145542, 147834, 196596, 212979, 213538, 218313, 283972, 291084, 295668, 315341, 320307, 425958, 427076, 436626, 630682, 638937, 640614, 851916, 873252, 946023, 960921, 1043051, 1261364, 1277874, 1281228, 1892046, 1921842, 2086102, 2555748, 2838069, 3129153, 3784092, 3843684, 4172204, 5676138, 6258306, 9387459, 11352276, 12516612, 13559663, 18774918, 27119326, 37549836, 40678989, 54238652, 81357978, 122036967, 162715956, 244073934, 488147868]

約数ペア:

[(1, 488147868), (2, 244073934), (3, 162715956), (4, 122036967), (6, 81357978), (9, 54238652), (12, 40678989), (13, 37549836), (18, 27119326), (26, 18774918), (36, 13559663), (39, 12516612), (43, 11352276), (52, 9387459), (78, 6258306), (86, 5676138), (117, 4172204), (127, 3843684), (129, 3784092), (156, 3129153), (172, 2838069), (191, 2555748), (234, 2086102), (254, 1921842), (258, 1892046), (381, 1281228), (382, 1277874), (387, 1261364), (468, 1043051), (508, 960921), (516, 946023), (559, 873252), (573, 851916), (762, 640614), (764, 638937), (774, 630682), (1118, 436626), (1143, 427076), (1146, 425958), (1524, 320307), (1548, 315341), (1651, 295668), (1677, 291084), (1719, 283972), (2236, 218313), (2286, 213538), (2292, 212979), (2483, 196596), (3302, 147834), (3354, 145542), (3438, 141986), (4572, 106769), (4953, 98556), (4966, 98298), (5031, 97028), (5461, 89388), (6604, 73917), (6708, 72771), (6876, 70993), (7449, 65532), (8213, 59436), (9906, 49278), (9932, 49149), (10062, 48514), (10922, 44694), (14859, 32852), (14898, 32766), (16383, 29796), (16426, 29718), (19812, 24639), (20124, 24257), (21844, 22347)]