317228940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:682

約数の個数: 288

約数和(自身を含む): 1210406400

約数和(自身を除く): 893177460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 49, 54, 57, 60, 63, 70, 76, 84, 90, 95, 98, 105, 108, 114, 126, 133, 135, 140, 147, 171, 180, 189, 190, 196, 210, 228, 245, 252, 266, 270, 285, 294, 315, 342, 378, 380, 399, 420, 441, 490, 513, 532, 540, 570, 588, 630, 631, 665, 684, 735, 756, 798, 855, 882, 931, 945, 980, 1026, 1140, 1197, 1260, 1262, 1323, 1330, 1470, 1596, 1710, 1764, 1862, 1890, 1893, 1995, 2052, 2205, 2394, 2524, 2565, 2646, 2660, 2793, 2940, 3155, 3420, 3591, 3724, 3780, 3786, 3990, 4410, 4417, 4655, 4788, 5130, 5292, 5586, 5679, 5985, 6310, 6615, 7182, 7572, 7980, 8379, 8820, 8834, 9310, 9465, 10260, 11172, 11358, 11970, 11989, 12620, 13230, 13251, 13965, 14364, 16758, 17037, 17668, 17955, 18620, 18930, 22085, 22716, 23940, 23978, 25137, 26460, 26502, 27930, 28395, 30919, 33516, 34074, 35910, 35967, 37860, 39753, 41895, 44170, 47956, 50274, 53004, 55860, 56790, 59945, 61838, 66255, 68148, 71820, 71934, 79506, 83790, 83923, 85185, 88340, 92757, 100548, 107901, 113580, 119259, 119890, 123676, 125685, 132510, 143868, 154595, 159012, 167580, 167846, 170370, 179835, 185514, 198765, 215802, 238518, 239780, 251370, 251769, 265020, 278271, 309190, 323703, 335692, 340740, 359670, 371028, 397530, 419615, 431604, 463785, 477036, 502740, 503538, 539505, 556542, 587461, 596295, 618380, 647406, 719340, 755307, 795060, 834813, 839230, 927570, 1007076, 1079010, 1113084, 1174922, 1192590, 1258845, 1294812, 1391355, 1510614, 1618515, 1669626, 1678460, 1762383, 1855140, 2158020, 2265921, 2349844, 2385180, 2517690, 2782710, 2937305, 3021228, 3237030, 3339252, 3524766, 3776535, 4174065, 4531842, 5035380, 5287149, 5565420, 5874610, 6474060, 7049532, 7553070, 8348130, 8811915, 9063684, 10574298, 11329605, 11749220, 15106140, 15861447, 16696260, 17623830, 21148596, 22659210, 26435745, 31722894, 35247660, 45318420, 52871490, 63445788, 79307235, 105742980, 158614470, 317228940]

約数ペア:

[(1, 317228940), (2, 158614470), (3, 105742980), (4, 79307235), (5, 63445788), (6, 52871490), (7, 45318420), (9, 35247660), (10, 31722894), (12, 26435745), (14, 22659210), (15, 21148596), (18, 17623830), (19, 16696260), (20, 15861447), (21, 15106140), (27, 11749220), (28, 11329605), (30, 10574298), (35, 9063684), (36, 8811915), (38, 8348130), (42, 7553070), (45, 7049532), (49, 6474060), (54, 5874610), (57, 5565420), (60, 5287149), (63, 5035380), (70, 4531842), (76, 4174065), (84, 3776535), (90, 3524766), (95, 3339252), (98, 3237030), (105, 3021228), (108, 2937305), (114, 2782710), (126, 2517690), (133, 2385180), (135, 2349844), (140, 2265921), (147, 2158020), (171, 1855140), (180, 1762383), (189, 1678460), (190, 1669626), (196, 1618515), (210, 1510614), (228, 1391355), (245, 1294812), (252, 1258845), (266, 1192590), (270, 1174922), (285, 1113084), (294, 1079010), (315, 1007076), (342, 927570), (378, 839230), (380, 834813), (399, 795060), (420, 755307), (441, 719340), (490, 647406), (513, 618380), (532, 596295), (540, 587461), (570, 556542), (588, 539505), (630, 503538), (631, 502740), (665, 477036), (684, 463785), (735, 431604), (756, 419615), (798, 397530), (855, 371028), (882, 359670), (931, 340740), (945, 335692), (980, 323703), (1026, 309190), (1140, 278271), (1197, 265020), (1260, 251769), (1262, 251370), (1323, 239780), (1330, 238518), (1470, 215802), (1596, 198765), (1710, 185514), (1764, 179835), (1862, 170370), (1890, 167846), (1893, 167580), (1995, 159012), (2052, 154595), (2205, 143868), (2394, 132510), (2524, 125685), (2565, 123676), (2646, 119890), (2660, 119259), (2793, 113580), (2940, 107901), (3155, 100548), (3420, 92757), (3591, 88340), (3724, 85185), (3780, 83923), (3786, 83790), (3990, 79506), (4410, 71934), (4417, 71820), (4655, 68148), (4788, 66255), (5130, 61838), (5292, 59945), (5586, 56790), (5679, 55860), (5985, 53004), (6310, 50274), (6615, 47956), (7182, 44170), (7572, 41895), (7980, 39753), (8379, 37860), (8820, 35967), (8834, 35910), (9310, 34074), (9465, 33516), (10260, 30919), (11172, 28395), (11358, 27930), (11970, 26502), (11989, 26460), (12620, 25137), (13230, 23978), (13251, 23940), (13965, 22716), (14364, 22085), (16758, 18930), (17037, 18620), (17668, 17955)]