1389039840

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5641}}^1$

素因数の和:5687

約数の個数: 240

約数和(自身を含む): 5161075920

約数和(自身を除く): 3772036080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3420, 4104, 4320, 4560, 5130, 5472, 5641, 6156, 6480, 6840, 7695, 8208, 9120, 10260, 11282, 12312, 12960, 13680, 15390, 16416, 16923, 20520, 22564, 24624, 27360, 28205, 30780, 33846, 41040, 45128, 49248, 50769, 56410, 61560, 67692, 82080, 84615, 90256, 101538, 107179, 112820, 123120, 135384, 152307, 169230, 180512, 203076, 214358, 225640, 246240, 253845, 270768, 304614, 321537, 338460, 406152, 428716, 451280, 456921, 507690, 535895, 541536, 609228, 643074, 676920, 761535, 812304, 857432, 902560, 913842, 964611, 1015380, 1071790, 1218456, 1286148, 1353840, 1523070, 1607685, 1624608, 1714864, 1827684, 1929222, 2030760, 2143580, 2284605, 2436912, 2572296, 2707680, 2893833, 3046140, 3215370, 3429728, 3655368, 3858444, 4061520, 4287160, 4569210, 4823055, 4873824, 5144592, 5787666, 6092280, 6430740, 7310736, 7716888, 8123040, 8574320, 8681499, 9138420, 9646110, 10289184, 11575332, 12184560, 12861480, 14469165, 14621472, 15433776, 17148640, 17362998, 18276840, 19292220, 23150664, 24369120, 25722960, 28938330, 30867552, 34725996, 36553680, 38584440, 43407495, 46301328, 51445920, 57876660, 69451992, 73107360, 77168880, 86814990, 92602656, 115753320, 138903984, 154337760, 173629980, 231506640, 277807968, 347259960, 463013280, 694519920, 1389039840]

約数ペア:

[(1, 1389039840), (2, 694519920), (3, 463013280), (4, 347259960), (5, 277807968), (6, 231506640), (8, 173629980), (9, 154337760), (10, 138903984), (12, 115753320), (15, 92602656), (16, 86814990), (18, 77168880), (19, 73107360), (20, 69451992), (24, 57876660), (27, 51445920), (30, 46301328), (32, 43407495), (36, 38584440), (38, 36553680), (40, 34725996), (45, 30867552), (48, 28938330), (54, 25722960), (57, 24369120), (60, 23150664), (72, 19292220), (76, 18276840), (80, 17362998), (81, 17148640), (90, 15433776), (95, 14621472), (96, 14469165), (108, 12861480), (114, 12184560), (120, 11575332), (135, 10289184), (144, 9646110), (152, 9138420), (160, 8681499), (162, 8574320), (171, 8123040), (180, 7716888), (190, 7310736), (216, 6430740), (228, 6092280), (240, 5787666), (270, 5144592), (285, 4873824), (288, 4823055), (304, 4569210), (324, 4287160), (342, 4061520), (360, 3858444), (380, 3655368), (405, 3429728), (432, 3215370), (456, 3046140), (480, 2893833), (513, 2707680), (540, 2572296), (570, 2436912), (608, 2284605), (648, 2143580), (684, 2030760), (720, 1929222), (760, 1827684), (810, 1714864), (855, 1624608), (864, 1607685), (912, 1523070), (1026, 1353840), (1080, 1286148), (1140, 1218456), (1296, 1071790), (1368, 1015380), (1440, 964611), (1520, 913842), (1539, 902560), (1620, 857432), (1710, 812304), (1824, 761535), (2052, 676920), (2160, 643074), (2280, 609228), (2565, 541536), (2592, 535895), (2736, 507690), (3040, 456921), (3078, 451280), (3240, 428716), (3420, 406152), (4104, 338460), (4320, 321537), (4560, 304614), (5130, 270768), (5472, 253845), (5641, 246240), (6156, 225640), (6480, 214358), (6840, 203076), (7695, 180512), (8208, 169230), (9120, 152307), (10260, 135384), (11282, 123120), (12312, 112820), (12960, 107179), (13680, 101538), (15390, 90256), (16416, 84615), (16923, 82080), (20520, 67692), (22564, 61560), (24624, 56410), (27360, 50769), (28205, 49248), (30780, 45128), (33846, 41040)]