77780340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:430

約数の個数: 144

約数和(自身を含む): 260035776

約数和(自身を除く): 182255436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 163, 165, 180, 198, 220, 241, 326, 330, 396, 482, 489, 495, 652, 660, 723, 815, 964, 978, 990, 1205, 1446, 1467, 1630, 1793, 1956, 1980, 2169, 2410, 2445, 2651, 2892, 2934, 3260, 3586, 3615, 4338, 4820, 4890, 5302, 5379, 5868, 7172, 7230, 7335, 7953, 8676, 8965, 9780, 10604, 10758, 10845, 13255, 14460, 14670, 15906, 16137, 17930, 21516, 21690, 23859, 26510, 26895, 29340, 31812, 32274, 35860, 39283, 39765, 43380, 47718, 53020, 53790, 64548, 78566, 79530, 80685, 95436, 107580, 117849, 119295, 157132, 159060, 161370, 196415, 235698, 238590, 322740, 353547, 392830, 432113, 471396, 477180, 589245, 707094, 785660, 864226, 1178490, 1296339, 1414188, 1728452, 1767735, 2160565, 2356980, 2592678, 3535470, 3889017, 4321130, 5185356, 6481695, 7070940, 7778034, 8642260, 12963390, 15556068, 19445085, 25926780, 38890170, 77780340]

約数ペア:

[(1, 77780340), (2, 38890170), (3, 25926780), (4, 19445085), (5, 15556068), (6, 12963390), (9, 8642260), (10, 7778034), (11, 7070940), (12, 6481695), (15, 5185356), (18, 4321130), (20, 3889017), (22, 3535470), (30, 2592678), (33, 2356980), (36, 2160565), (44, 1767735), (45, 1728452), (55, 1414188), (60, 1296339), (66, 1178490), (90, 864226), (99, 785660), (110, 707094), (132, 589245), (163, 477180), (165, 471396), (180, 432113), (198, 392830), (220, 353547), (241, 322740), (326, 238590), (330, 235698), (396, 196415), (482, 161370), (489, 159060), (495, 157132), (652, 119295), (660, 117849), (723, 107580), (815, 95436), (964, 80685), (978, 79530), (990, 78566), (1205, 64548), (1446, 53790), (1467, 53020), (1630, 47718), (1793, 43380), (1956, 39765), (1980, 39283), (2169, 35860), (2410, 32274), (2445, 31812), (2651, 29340), (2892, 26895), (2934, 26510), (3260, 23859), (3586, 21690), (3615, 21516), (4338, 17930), (4820, 16137), (4890, 15906), (5302, 14670), (5379, 14460), (5868, 13255), (7172, 10845), (7230, 10758), (7335, 10604), (7953, 9780), (8676, 8965)]