215337780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:239

約数の個数: 288

約数和(自身を含む): 796723200

約数和(自身を除く): 581385420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 37, 42, 45, 60, 62, 63, 70, 74, 84, 90, 93, 105, 111, 124, 126, 140, 148, 149, 155, 180, 185, 186, 210, 217, 222, 252, 259, 279, 298, 310, 315, 333, 370, 372, 420, 434, 444, 447, 465, 518, 555, 558, 596, 620, 630, 651, 666, 740, 745, 777, 868, 894, 930, 1036, 1043, 1085, 1110, 1116, 1147, 1260, 1295, 1302, 1332, 1341, 1395, 1490, 1554, 1665, 1788, 1860, 1953, 2086, 2170, 2220, 2235, 2294, 2331, 2590, 2604, 2682, 2790, 2980, 3108, 3129, 3255, 3330, 3441, 3885, 3906, 4172, 4340, 4470, 4588, 4619, 4662, 5180, 5215, 5364, 5513, 5580, 5735, 6258, 6510, 6660, 6705, 6882, 7770, 7812, 8029, 8940, 9238, 9324, 9387, 9765, 10323, 10430, 11026, 11470, 11655, 12516, 13020, 13410, 13764, 13857, 15540, 15645, 16058, 16539, 17205, 18476, 18774, 19530, 20646, 20860, 22052, 22940, 23095, 23310, 24087, 26820, 27565, 27714, 31290, 32116, 32333, 33078, 34410, 37548, 38591, 39060, 40145, 41292, 41571, 46190, 46620, 46935, 48174, 49617, 51615, 55130, 55428, 62580, 64666, 66156, 68820, 69285, 72261, 77182, 80290, 82695, 83142, 92380, 93870, 96348, 96999, 99234, 103230, 110260, 115773, 120435, 129332, 138570, 144522, 154364, 160580, 161665, 165390, 166284, 170903, 187740, 192955, 193998, 198468, 206460, 207855, 231546, 240870, 248085, 277140, 289044, 290997, 323330, 330780, 341806, 347319, 361305, 385910, 387996, 415710, 463092, 481740, 484995, 496170, 512709, 578865, 581994, 646660, 683612, 694638, 722610, 771820, 831420, 854515, 969990, 992340, 1025418, 1157730, 1163988, 1196321, 1389276, 1445220, 1454985, 1538127, 1709030, 1736595, 1939980, 2050836, 2315460, 2392642, 2563545, 2909970, 3076254, 3418060, 3473190, 3588963, 4785284, 5127090, 5819940, 5981605, 6152508, 6946380, 7177926, 7690635, 10254180, 10766889, 11963210, 14355852, 15381270, 17944815, 21533778, 23926420, 30762540, 35889630, 43067556, 53834445, 71779260, 107668890, 215337780]

約数ペア:

[(1, 215337780), (2, 107668890), (3, 71779260), (4, 53834445), (5, 43067556), (6, 35889630), (7, 30762540), (9, 23926420), (10, 21533778), (12, 17944815), (14, 15381270), (15, 14355852), (18, 11963210), (20, 10766889), (21, 10254180), (28, 7690635), (30, 7177926), (31, 6946380), (35, 6152508), (36, 5981605), (37, 5819940), (42, 5127090), (45, 4785284), (60, 3588963), (62, 3473190), (63, 3418060), (70, 3076254), (74, 2909970), (84, 2563545), (90, 2392642), (93, 2315460), (105, 2050836), (111, 1939980), (124, 1736595), (126, 1709030), (140, 1538127), (148, 1454985), (149, 1445220), (155, 1389276), (180, 1196321), (185, 1163988), (186, 1157730), (210, 1025418), (217, 992340), (222, 969990), (252, 854515), (259, 831420), (279, 771820), (298, 722610), (310, 694638), (315, 683612), (333, 646660), (370, 581994), (372, 578865), (420, 512709), (434, 496170), (444, 484995), (447, 481740), (465, 463092), (518, 415710), (555, 387996), (558, 385910), (596, 361305), (620, 347319), (630, 341806), (651, 330780), (666, 323330), (740, 290997), (745, 289044), (777, 277140), (868, 248085), (894, 240870), (930, 231546), (1036, 207855), (1043, 206460), (1085, 198468), (1110, 193998), (1116, 192955), (1147, 187740), (1260, 170903), (1295, 166284), (1302, 165390), (1332, 161665), (1341, 160580), (1395, 154364), (1490, 144522), (1554, 138570), (1665, 129332), (1788, 120435), (1860, 115773), (1953, 110260), (2086, 103230), (2170, 99234), (2220, 96999), (2235, 96348), (2294, 93870), (2331, 92380), (2590, 83142), (2604, 82695), (2682, 80290), (2790, 77182), (2980, 72261), (3108, 69285), (3129, 68820), (3255, 66156), (3330, 64666), (3441, 62580), (3885, 55428), (3906, 55130), (4172, 51615), (4340, 49617), (4470, 48174), (4588, 46935), (4619, 46620), (4662, 46190), (5180, 41571), (5215, 41292), (5364, 40145), (5513, 39060), (5580, 38591), (5735, 37548), (6258, 34410), (6510, 33078), (6660, 32333), (6705, 32116), (6882, 31290), (7770, 27714), (7812, 27565), (8029, 26820), (8940, 24087), (9238, 23310), (9324, 23095), (9387, 22940), (9765, 22052), (10323, 20860), (10430, 20646), (11026, 19530), (11470, 18774), (11655, 18476), (12516, 17205), (13020, 16539), (13410, 16058), (13764, 15645), (13857, 15540)]