38907540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 144410112

約数和(自身を除く): 105502572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 47, 54, 60, 63, 70, 73, 81, 84, 90, 94, 105, 108, 126, 135, 140, 141, 146, 162, 180, 188, 189, 210, 219, 235, 252, 270, 282, 292, 315, 324, 329, 365, 378, 405, 420, 423, 438, 470, 511, 540, 564, 567, 630, 657, 658, 705, 730, 756, 810, 846, 876, 940, 945, 987, 1022, 1095, 1134, 1260, 1269, 1314, 1316, 1410, 1460, 1533, 1620, 1645, 1692, 1890, 1971, 1974, 2044, 2115, 2190, 2268, 2538, 2555, 2628, 2820, 2835, 2961, 3066, 3285, 3290, 3431, 3780, 3807, 3942, 3948, 4230, 4380, 4599, 4935, 5076, 5110, 5670, 5913, 5922, 6132, 6345, 6570, 6580, 6862, 7614, 7665, 7884, 8460, 8883, 9198, 9855, 9870, 10220, 10293, 11340, 11826, 11844, 12690, 13140, 13724, 13797, 14805, 15228, 15330, 17155, 17766, 18396, 19035, 19710, 19740, 20586, 22995, 23652, 24017, 25380, 26649, 27594, 29565, 29610, 30660, 30879, 34310, 35532, 38070, 39420, 41172, 41391, 44415, 45990, 48034, 51465, 53298, 55188, 59130, 59220, 61758, 68620, 68985, 72051, 76140, 82782, 88830, 91980, 92637, 96068, 102930, 106596, 118260, 120085, 123516, 133245, 137970, 144102, 154395, 165564, 177660, 185274, 205860, 206955, 216153, 240170, 266490, 275940, 277911, 288204, 308790, 360255, 370548, 413910, 432306, 463185, 480340, 532980, 555822, 617580, 648459, 720510, 827820, 864612, 926370, 1080765, 1111644, 1296918, 1389555, 1441020, 1852740, 1945377, 2161530, 2593836, 2779110, 3242295, 3890754, 4323060, 5558220, 6484590, 7781508, 9726885, 12969180, 19453770, 38907540]

約数ペア:

[(1, 38907540), (2, 19453770), (3, 12969180), (4, 9726885), (5, 7781508), (6, 6484590), (7, 5558220), (9, 4323060), (10, 3890754), (12, 3242295), (14, 2779110), (15, 2593836), (18, 2161530), (20, 1945377), (21, 1852740), (27, 1441020), (28, 1389555), (30, 1296918), (35, 1111644), (36, 1080765), (42, 926370), (45, 864612), (47, 827820), (54, 720510), (60, 648459), (63, 617580), (70, 555822), (73, 532980), (81, 480340), (84, 463185), (90, 432306), (94, 413910), (105, 370548), (108, 360255), (126, 308790), (135, 288204), (140, 277911), (141, 275940), (146, 266490), (162, 240170), (180, 216153), (188, 206955), (189, 205860), (210, 185274), (219, 177660), (235, 165564), (252, 154395), (270, 144102), (282, 137970), (292, 133245), (315, 123516), (324, 120085), (329, 118260), (365, 106596), (378, 102930), (405, 96068), (420, 92637), (423, 91980), (438, 88830), (470, 82782), (511, 76140), (540, 72051), (564, 68985), (567, 68620), (630, 61758), (657, 59220), (658, 59130), (705, 55188), (730, 53298), (756, 51465), (810, 48034), (846, 45990), (876, 44415), (940, 41391), (945, 41172), (987, 39420), (1022, 38070), (1095, 35532), (1134, 34310), (1260, 30879), (1269, 30660), (1314, 29610), (1316, 29565), (1410, 27594), (1460, 26649), (1533, 25380), (1620, 24017), (1645, 23652), (1692, 22995), (1890, 20586), (1971, 19740), (1974, 19710), (2044, 19035), (2115, 18396), (2190, 17766), (2268, 17155), (2538, 15330), (2555, 15228), (2628, 14805), (2820, 13797), (2835, 13724), (2961, 13140), (3066, 12690), (3285, 11844), (3290, 11826), (3431, 11340), (3780, 10293), (3807, 10220), (3942, 9870), (3948, 9855), (4230, 9198), (4380, 8883), (4599, 8460), (4935, 7884), (5076, 7665), (5110, 7614), (5670, 6862), (5913, 6580), (5922, 6570), (6132, 6345)]