21236700240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{8377}}^1$

素因数の和:8906

約数の個数: 240

約数和(自身を含む): 81680272128

約数和(自身を除く): 60443571888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 503, 504, 560, 630, 720, 840, 1006, 1008, 1260, 1509, 1680, 2012, 2515, 2520, 3018, 3521, 4024, 4527, 5030, 5040, 6036, 7042, 7545, 8048, 8377, 9054, 10060, 10563, 12072, 14084, 15090, 16754, 17605, 18108, 20120, 21126, 22635, 24144, 25131, 28168, 30180, 31689, 33508, 35210, 36216, 40240, 41885, 42252, 45270, 50262, 52815, 56336, 58639, 60360, 63378, 67016, 70420, 72432, 75393, 83770, 84504, 90540, 100524, 105630, 117278, 120720, 125655, 126756, 134032, 140840, 150786, 158445, 167540, 169008, 175917, 181080, 201048, 211260, 234556, 251310, 253512, 281680, 293195, 301572, 316890, 335080, 351834, 362160, 376965, 402096, 422520, 469112, 502620, 507024, 527751, 586390, 603144, 633780, 670160, 703668, 753930, 845040, 879585, 938224, 1005240, 1055502, 1172780, 1206288, 1267560, 1407336, 1507860, 1759170, 2010480, 2111004, 2345560, 2535120, 2638755, 2814672, 3015720, 3518340, 4213631, 4222008, 4691120, 5277510, 6031440, 7036680, 8427262, 8444016, 10555020, 12640893, 14073360, 16854524, 21068155, 21110040, 25281786, 29495417, 33709048, 37922679, 42136310, 42220080, 50563572, 58990834, 63204465, 67418096, 75845358, 84272620, 88486251, 101127144, 117981668, 126408930, 147477085, 151690716, 168545240, 176972502, 189613395, 202254288, 235963336, 252817860, 265458753, 294954170, 303381432, 337090480, 353945004, 379226790, 442431255, 471926672, 505635720, 530917506, 589908340, 606762864, 707890008, 758453580, 884862510, 1011271440, 1061835012, 1179816680, 1327293765, 1415780016, 1516907160, 1769725020, 2123670024, 2359633360, 2654587530, 3033814320, 3539450040, 4247340048, 5309175060, 7078900080, 10618350120, 21236700240]

約数ペア:

[(1, 21236700240), (2, 10618350120), (3, 7078900080), (4, 5309175060), (5, 4247340048), (6, 3539450040), (7, 3033814320), (8, 2654587530), (9, 2359633360), (10, 2123670024), (12, 1769725020), (14, 1516907160), (15, 1415780016), (16, 1327293765), (18, 1179816680), (20, 1061835012), (21, 1011271440), (24, 884862510), (28, 758453580), (30, 707890008), (35, 606762864), (36, 589908340), (40, 530917506), (42, 505635720), (45, 471926672), (48, 442431255), (56, 379226790), (60, 353945004), (63, 337090480), (70, 303381432), (72, 294954170), (80, 265458753), (84, 252817860), (90, 235963336), (105, 202254288), (112, 189613395), (120, 176972502), (126, 168545240), (140, 151690716), (144, 147477085), (168, 126408930), (180, 117981668), (210, 101127144), (240, 88486251), (252, 84272620), (280, 75845358), (315, 67418096), (336, 63204465), (360, 58990834), (420, 50563572), (503, 42220080), (504, 42136310), (560, 37922679), (630, 33709048), (720, 29495417), (840, 25281786), (1006, 21110040), (1008, 21068155), (1260, 16854524), (1509, 14073360), (1680, 12640893), (2012, 10555020), (2515, 8444016), (2520, 8427262), (3018, 7036680), (3521, 6031440), (4024, 5277510), (4527, 4691120), (5030, 4222008), (5040, 4213631), (6036, 3518340), (7042, 3015720), (7545, 2814672), (8048, 2638755), (8377, 2535120), (9054, 2345560), (10060, 2111004), (10563, 2010480), (12072, 1759170), (14084, 1507860), (15090, 1407336), (16754, 1267560), (17605, 1206288), (18108, 1172780), (20120, 1055502), (21126, 1005240), (22635, 938224), (24144, 879585), (25131, 845040), (28168, 753930), (30180, 703668), (31689, 670160), (33508, 633780), (35210, 603144), (36216, 586390), (40240, 527751), (41885, 507024), (42252, 502620), (45270, 469112), (50262, 422520), (52815, 402096), (56336, 376965), (58639, 362160), (60360, 351834), (63378, 335080), (67016, 316890), (70420, 301572), (72432, 293195), (75393, 281680), (83770, 253512), (84504, 251310), (90540, 234556), (100524, 211260), (105630, 201048), (117278, 181080), (120720, 175917), (125655, 169008), (126756, 167540), (134032, 158445), (140840, 150786)]