16478280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:540

約数の個数: 192

約数和(自身を含む): 66044160

約数和(自身を除く): 49565880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 503, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1006, 1092, 1170, 1260, 1365, 1509, 1560, 1638, 1820, 2012, 2184, 2340, 2515, 2520, 2730, 3018, 3276, 3521, 3640, 4024, 4095, 4527, 4680, 5030, 5460, 6036, 6539, 6552, 7042, 7545, 8190, 9054, 10060, 10563, 10920, 12072, 13078, 14084, 15090, 16380, 17605, 18108, 19617, 20120, 21126, 22635, 26156, 28168, 30180, 31689, 32695, 32760, 35210, 36216, 39234, 42252, 45270, 45773, 52312, 52815, 58851, 60360, 63378, 65390, 70420, 78468, 84504, 90540, 91546, 98085, 105630, 117702, 126756, 130780, 137319, 140840, 156936, 158445, 181080, 183092, 196170, 211260, 228865, 235404, 253512, 261560, 274638, 294255, 316890, 366184, 392340, 411957, 422520, 457730, 470808, 549276, 588510, 633780, 686595, 784680, 823914, 915460, 1098552, 1177020, 1267560, 1373190, 1647828, 1830920, 2059785, 2354040, 2746380, 3295656, 4119570, 5492760, 8239140, 16478280]

約数ペア:

[(1, 16478280), (2, 8239140), (3, 5492760), (4, 4119570), (5, 3295656), (6, 2746380), (7, 2354040), (8, 2059785), (9, 1830920), (10, 1647828), (12, 1373190), (13, 1267560), (14, 1177020), (15, 1098552), (18, 915460), (20, 823914), (21, 784680), (24, 686595), (26, 633780), (28, 588510), (30, 549276), (35, 470808), (36, 457730), (39, 422520), (40, 411957), (42, 392340), (45, 366184), (52, 316890), (56, 294255), (60, 274638), (63, 261560), (65, 253512), (70, 235404), (72, 228865), (78, 211260), (84, 196170), (90, 183092), (91, 181080), (104, 158445), (105, 156936), (117, 140840), (120, 137319), (126, 130780), (130, 126756), (140, 117702), (156, 105630), (168, 98085), (180, 91546), (182, 90540), (195, 84504), (210, 78468), (234, 70420), (252, 65390), (260, 63378), (273, 60360), (280, 58851), (312, 52815), (315, 52312), (360, 45773), (364, 45270), (390, 42252), (420, 39234), (455, 36216), (468, 35210), (503, 32760), (504, 32695), (520, 31689), (546, 30180), (585, 28168), (630, 26156), (728, 22635), (780, 21126), (819, 20120), (840, 19617), (910, 18108), (936, 17605), (1006, 16380), (1092, 15090), (1170, 14084), (1260, 13078), (1365, 12072), (1509, 10920), (1560, 10563), (1638, 10060), (1820, 9054), (2012, 8190), (2184, 7545), (2340, 7042), (2515, 6552), (2520, 6539), (2730, 6036), (3018, 5460), (3276, 5030), (3521, 4680), (3640, 4527), (4024, 4095)]