305843760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:400

約数の個数: 240

約数和(自身を含む): 1098739200

約数和(自身を除く): 792895440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 79, 80, 90, 95, 114, 120, 144, 152, 158, 171, 180, 190, 228, 237, 240, 283, 285, 304, 316, 342, 360, 380, 395, 456, 474, 566, 570, 632, 684, 711, 720, 760, 790, 849, 855, 912, 948, 1132, 1140, 1185, 1264, 1368, 1415, 1422, 1501, 1520, 1580, 1698, 1710, 1896, 2264, 2280, 2370, 2547, 2736, 2830, 2844, 3002, 3160, 3396, 3420, 3555, 3792, 4245, 4503, 4528, 4560, 4740, 5094, 5377, 5660, 5688, 6004, 6320, 6792, 6840, 7110, 7505, 8490, 9006, 9480, 10188, 10754, 11320, 11376, 12008, 12735, 13509, 13584, 13680, 14220, 15010, 16131, 16980, 18012, 18960, 20376, 21508, 22357, 22515, 22640, 24016, 25470, 26885, 27018, 28440, 30020, 32262, 33960, 36024, 40752, 43016, 44714, 45030, 48393, 50940, 53770, 54036, 56880, 60040, 64524, 67071, 67545, 67920, 72048, 80655, 86032, 89428, 90060, 96786, 101880, 107540, 108072, 111785, 120080, 129048, 134142, 135090, 161310, 178856, 180120, 193572, 201213, 203760, 215080, 216144, 223570, 241965, 258096, 268284, 270180, 322620, 335355, 357712, 360240, 387144, 402426, 424783, 430160, 447140, 483930, 536568, 540360, 645240, 670710, 774288, 804852, 849566, 894280, 967860, 1006065, 1073136, 1080720, 1274349, 1290480, 1341420, 1609704, 1699132, 1788560, 1935720, 2012130, 2123915, 2548698, 2682840, 3219408, 3398264, 3823047, 3871440, 4024260, 4247830, 5097396, 5365680, 6371745, 6796528, 7646094, 8048520, 8495660, 10194792, 12743490, 15292188, 16097040, 16991320, 19115235, 20389584, 25486980, 30584376, 33982640, 38230470, 50973960, 61168752, 76460940, 101947920, 152921880, 305843760]

約数ペア:

[(1, 305843760), (2, 152921880), (3, 101947920), (4, 76460940), (5, 61168752), (6, 50973960), (8, 38230470), (9, 33982640), (10, 30584376), (12, 25486980), (15, 20389584), (16, 19115235), (18, 16991320), (19, 16097040), (20, 15292188), (24, 12743490), (30, 10194792), (36, 8495660), (38, 8048520), (40, 7646094), (45, 6796528), (48, 6371745), (57, 5365680), (60, 5097396), (72, 4247830), (76, 4024260), (79, 3871440), (80, 3823047), (90, 3398264), (95, 3219408), (114, 2682840), (120, 2548698), (144, 2123915), (152, 2012130), (158, 1935720), (171, 1788560), (180, 1699132), (190, 1609704), (228, 1341420), (237, 1290480), (240, 1274349), (283, 1080720), (285, 1073136), (304, 1006065), (316, 967860), (342, 894280), (360, 849566), (380, 804852), (395, 774288), (456, 670710), (474, 645240), (566, 540360), (570, 536568), (632, 483930), (684, 447140), (711, 430160), (720, 424783), (760, 402426), (790, 387144), (849, 360240), (855, 357712), (912, 335355), (948, 322620), (1132, 270180), (1140, 268284), (1185, 258096), (1264, 241965), (1368, 223570), (1415, 216144), (1422, 215080), (1501, 203760), (1520, 201213), (1580, 193572), (1698, 180120), (1710, 178856), (1896, 161310), (2264, 135090), (2280, 134142), (2370, 129048), (2547, 120080), (2736, 111785), (2830, 108072), (2844, 107540), (3002, 101880), (3160, 96786), (3396, 90060), (3420, 89428), (3555, 86032), (3792, 80655), (4245, 72048), (4503, 67920), (4528, 67545), (4560, 67071), (4740, 64524), (5094, 60040), (5377, 56880), (5660, 54036), (5688, 53770), (6004, 50940), (6320, 48393), (6792, 45030), (6840, 44714), (7110, 43016), (7505, 40752), (8490, 36024), (9006, 33960), (9480, 32262), (10188, 30020), (10754, 28440), (11320, 27018), (11376, 26885), (12008, 25470), (12735, 24016), (13509, 22640), (13584, 22515), (13680, 22357), (14220, 21508), (15010, 20376), (16131, 18960), (16980, 18012)]