138211020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 468441792

約数和(自身を除く): 330230772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 31, 34, 36, 45, 47, 51, 60, 62, 68, 85, 90, 93, 94, 102, 124, 141, 153, 155, 170, 180, 186, 188, 204, 235, 255, 279, 282, 306, 310, 340, 372, 423, 465, 470, 510, 527, 558, 564, 612, 620, 705, 765, 799, 846, 930, 940, 961, 1020, 1054, 1116, 1395, 1410, 1457, 1530, 1581, 1598, 1692, 1860, 1922, 2108, 2115, 2397, 2635, 2790, 2820, 2883, 2914, 3060, 3162, 3196, 3844, 3995, 4230, 4371, 4743, 4794, 4805, 5270, 5580, 5766, 5828, 6324, 7191, 7285, 7905, 7990, 8460, 8649, 8742, 9486, 9588, 9610, 10540, 11532, 11985, 13113, 14382, 14415, 14570, 15810, 15980, 16337, 17298, 17484, 18972, 19220, 21855, 23715, 23970, 24769, 26226, 28764, 28830, 29140, 31620, 32674, 34596, 35955, 43245, 43710, 45167, 47430, 47940, 49011, 49538, 52452, 57660, 65348, 65565, 71910, 74307, 81685, 86490, 87420, 90334, 94860, 98022, 99076, 123845, 131130, 135501, 143820, 147033, 148614, 163370, 172980, 180668, 196044, 222921, 225835, 245055, 247690, 262260, 271002, 294066, 297228, 326740, 371535, 406503, 445842, 451670, 490110, 495380, 542004, 588132, 677505, 735165, 743070, 767839, 813006, 891684, 903340, 980220, 1114605, 1355010, 1470330, 1486140, 1535678, 1626012, 2032515, 2229210, 2303517, 2710020, 2940660, 3071356, 3839195, 4065030, 4458420, 4607034, 6910551, 7678390, 8130060, 9214068, 11517585, 13821102, 15356780, 23035170, 27642204, 34552755, 46070340, 69105510, 138211020]

約数ペア:

[(1, 138211020), (2, 69105510), (3, 46070340), (4, 34552755), (5, 27642204), (6, 23035170), (9, 15356780), (10, 13821102), (12, 11517585), (15, 9214068), (17, 8130060), (18, 7678390), (20, 6910551), (30, 4607034), (31, 4458420), (34, 4065030), (36, 3839195), (45, 3071356), (47, 2940660), (51, 2710020), (60, 2303517), (62, 2229210), (68, 2032515), (85, 1626012), (90, 1535678), (93, 1486140), (94, 1470330), (102, 1355010), (124, 1114605), (141, 980220), (153, 903340), (155, 891684), (170, 813006), (180, 767839), (186, 743070), (188, 735165), (204, 677505), (235, 588132), (255, 542004), (279, 495380), (282, 490110), (306, 451670), (310, 445842), (340, 406503), (372, 371535), (423, 326740), (465, 297228), (470, 294066), (510, 271002), (527, 262260), (558, 247690), (564, 245055), (612, 225835), (620, 222921), (705, 196044), (765, 180668), (799, 172980), (846, 163370), (930, 148614), (940, 147033), (961, 143820), (1020, 135501), (1054, 131130), (1116, 123845), (1395, 99076), (1410, 98022), (1457, 94860), (1530, 90334), (1581, 87420), (1598, 86490), (1692, 81685), (1860, 74307), (1922, 71910), (2108, 65565), (2115, 65348), (2397, 57660), (2635, 52452), (2790, 49538), (2820, 49011), (2883, 47940), (2914, 47430), (3060, 45167), (3162, 43710), (3196, 43245), (3844, 35955), (3995, 34596), (4230, 32674), (4371, 31620), (4743, 29140), (4794, 28830), (4805, 28764), (5270, 26226), (5580, 24769), (5766, 23970), (5828, 23715), (6324, 21855), (7191, 19220), (7285, 18972), (7905, 17484), (7990, 17298), (8460, 16337), (8649, 15980), (8742, 15810), (9486, 14570), (9588, 14415), (9610, 14382), (10540, 13113), (11532, 11985)]