49404420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:562

約数の個数: 144

約数和(自身を含む): 165477312

約数和(自身を除く): 116072892

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 387, 390, 430, 468, 491, 516, 559, 585, 645, 774, 780, 860, 982, 1118, 1170, 1290, 1473, 1548, 1677, 1935, 1964, 2236, 2340, 2455, 2580, 2795, 2946, 3354, 3870, 4419, 4910, 5031, 5590, 5892, 6383, 6708, 7365, 7740, 8385, 8838, 9820, 10062, 11180, 12766, 14730, 16770, 17676, 19149, 20124, 21113, 22095, 25155, 25532, 29460, 31915, 33540, 38298, 42226, 44190, 50310, 57447, 63339, 63830, 76596, 84452, 88380, 95745, 100620, 105565, 114894, 126678, 127660, 190017, 191490, 211130, 229788, 253356, 274469, 287235, 316695, 380034, 382980, 422260, 548938, 574470, 633390, 760068, 823407, 950085, 1097876, 1148940, 1266780, 1372345, 1646814, 1900170, 2470221, 2744690, 3293628, 3800340, 4117035, 4940442, 5489380, 8234070, 9880884, 12351105, 16468140, 24702210, 49404420]

約数ペア:

[(1, 49404420), (2, 24702210), (3, 16468140), (4, 12351105), (5, 9880884), (6, 8234070), (9, 5489380), (10, 4940442), (12, 4117035), (13, 3800340), (15, 3293628), (18, 2744690), (20, 2470221), (26, 1900170), (30, 1646814), (36, 1372345), (39, 1266780), (43, 1148940), (45, 1097876), (52, 950085), (60, 823407), (65, 760068), (78, 633390), (86, 574470), (90, 548938), (117, 422260), (129, 382980), (130, 380034), (156, 316695), (172, 287235), (180, 274469), (195, 253356), (215, 229788), (234, 211130), (258, 191490), (260, 190017), (387, 127660), (390, 126678), (430, 114894), (468, 105565), (491, 100620), (516, 95745), (559, 88380), (585, 84452), (645, 76596), (774, 63830), (780, 63339), (860, 57447), (982, 50310), (1118, 44190), (1170, 42226), (1290, 38298), (1473, 33540), (1548, 31915), (1677, 29460), (1935, 25532), (1964, 25155), (2236, 22095), (2340, 21113), (2455, 20124), (2580, 19149), (2795, 17676), (2946, 16770), (3354, 14730), (3870, 12766), (4419, 11180), (4910, 10062), (5031, 9820), (5590, 8838), (5892, 8385), (6383, 7740), (6708, 7365)]