219783720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1583}}^1$

素因数の和:1699

約数の個数: 128

約数和(自身を含む): 718502400

約数和(自身を除く): 498718680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 120, 130, 156, 178, 195, 260, 267, 312, 356, 390, 445, 520, 534, 712, 780, 890, 1068, 1157, 1335, 1560, 1583, 1780, 2136, 2314, 2670, 3166, 3471, 3560, 4628, 4749, 5340, 5785, 6332, 6942, 7915, 9256, 9498, 10680, 11570, 12664, 13884, 15830, 17355, 18996, 20579, 23140, 23745, 27768, 31660, 34710, 37992, 41158, 46280, 47490, 61737, 63320, 69420, 82316, 94980, 102895, 123474, 138840, 140887, 164632, 189960, 205790, 246948, 281774, 308685, 411580, 422661, 493896, 563548, 617370, 704435, 823160, 845322, 1127096, 1234740, 1408870, 1690644, 1831531, 2113305, 2469480, 2817740, 3381288, 3663062, 4226610, 5494593, 5635480, 7326124, 8453220, 9157655, 10989186, 14652248, 16906440, 18315310, 21978372, 27472965, 36630620, 43956744, 54945930, 73261240, 109891860, 219783720]

約数ペア:

[(1, 219783720), (2, 109891860), (3, 73261240), (4, 54945930), (5, 43956744), (6, 36630620), (8, 27472965), (10, 21978372), (12, 18315310), (13, 16906440), (15, 14652248), (20, 10989186), (24, 9157655), (26, 8453220), (30, 7326124), (39, 5635480), (40, 5494593), (52, 4226610), (60, 3663062), (65, 3381288), (78, 2817740), (89, 2469480), (104, 2113305), (120, 1831531), (130, 1690644), (156, 1408870), (178, 1234740), (195, 1127096), (260, 845322), (267, 823160), (312, 704435), (356, 617370), (390, 563548), (445, 493896), (520, 422661), (534, 411580), (712, 308685), (780, 281774), (890, 246948), (1068, 205790), (1157, 189960), (1335, 164632), (1560, 140887), (1583, 138840), (1780, 123474), (2136, 102895), (2314, 94980), (2670, 82316), (3166, 69420), (3471, 63320), (3560, 61737), (4628, 47490), (4749, 46280), (5340, 41158), (5785, 37992), (6332, 34710), (6942, 31660), (7915, 27768), (9256, 23745), (9498, 23140), (10680, 20579), (11570, 18996), (12664, 17355), (13884, 15830)]