290618640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 240

約数和(自身を含む): 1070400240

約数和(自身を除く): 779781600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 61, 65, 72, 78, 80, 90, 104, 117, 120, 122, 130, 144, 156, 180, 183, 195, 208, 234, 240, 244, 260, 305, 312, 360, 366, 390, 468, 488, 509, 520, 549, 585, 610, 624, 720, 732, 780, 793, 915, 936, 976, 1018, 1040, 1098, 1170, 1220, 1464, 1527, 1560, 1586, 1830, 1872, 2036, 2196, 2340, 2379, 2440, 2545, 2745, 2928, 3054, 3120, 3172, 3660, 3965, 4072, 4392, 4581, 4680, 4758, 4880, 5090, 5490, 6108, 6344, 6617, 7137, 7320, 7635, 7930, 8144, 8784, 9162, 9360, 9516, 10180, 10980, 11895, 12216, 12688, 13234, 14274, 14640, 15270, 15860, 18324, 19032, 19851, 20360, 21960, 22905, 23790, 24432, 26468, 28548, 30540, 31049, 31720, 33085, 35685, 36648, 38064, 39702, 40720, 43920, 45810, 47580, 52936, 57096, 59553, 61080, 62098, 63440, 66170, 71370, 73296, 79404, 91620, 93147, 95160, 99255, 105872, 114192, 119106, 122160, 124196, 132340, 142740, 155245, 158808, 183240, 186294, 190320, 198510, 238212, 248392, 264680, 279441, 285480, 297765, 310490, 317616, 366480, 372588, 397020, 403637, 465735, 476424, 496784, 529360, 558882, 570960, 595530, 620980, 745176, 794040, 807274, 931470, 952848, 1117764, 1191060, 1210911, 1241960, 1397205, 1490352, 1588080, 1614548, 1862940, 2018185, 2235528, 2382120, 2421822, 2483920, 2794410, 3229096, 3632733, 3725880, 4036370, 4471056, 4764240, 4843644, 5588820, 6054555, 6458192, 7265466, 7451760, 8072740, 9687288, 11177640, 12109110, 14530932, 16145480, 18163665, 19374576, 22355280, 24218220, 29061864, 32290960, 36327330, 48436440, 58123728, 72654660, 96872880, 145309320, 290618640]

約数ペア:

[(1, 290618640), (2, 145309320), (3, 96872880), (4, 72654660), (5, 58123728), (6, 48436440), (8, 36327330), (9, 32290960), (10, 29061864), (12, 24218220), (13, 22355280), (15, 19374576), (16, 18163665), (18, 16145480), (20, 14530932), (24, 12109110), (26, 11177640), (30, 9687288), (36, 8072740), (39, 7451760), (40, 7265466), (45, 6458192), (48, 6054555), (52, 5588820), (60, 4843644), (61, 4764240), (65, 4471056), (72, 4036370), (78, 3725880), (80, 3632733), (90, 3229096), (104, 2794410), (117, 2483920), (120, 2421822), (122, 2382120), (130, 2235528), (144, 2018185), (156, 1862940), (180, 1614548), (183, 1588080), (195, 1490352), (208, 1397205), (234, 1241960), (240, 1210911), (244, 1191060), (260, 1117764), (305, 952848), (312, 931470), (360, 807274), (366, 794040), (390, 745176), (468, 620980), (488, 595530), (509, 570960), (520, 558882), (549, 529360), (585, 496784), (610, 476424), (624, 465735), (720, 403637), (732, 397020), (780, 372588), (793, 366480), (915, 317616), (936, 310490), (976, 297765), (1018, 285480), (1040, 279441), (1098, 264680), (1170, 248392), (1220, 238212), (1464, 198510), (1527, 190320), (1560, 186294), (1586, 183240), (1830, 158808), (1872, 155245), (2036, 142740), (2196, 132340), (2340, 124196), (2379, 122160), (2440, 119106), (2545, 114192), (2745, 105872), (2928, 99255), (3054, 95160), (3120, 93147), (3172, 91620), (3660, 79404), (3965, 73296), (4072, 71370), (4392, 66170), (4581, 63440), (4680, 62098), (4758, 61080), (4880, 59553), (5090, 57096), (5490, 52936), (6108, 47580), (6344, 45810), (6617, 43920), (7137, 40720), (7320, 39702), (7635, 38064), (7930, 36648), (8144, 35685), (8784, 33085), (9162, 31720), (9360, 31049), (9516, 30540), (10180, 28548), (10980, 26468), (11895, 24432), (12216, 23790), (12688, 22905), (13234, 21960), (14274, 20360), (14640, 19851), (15270, 19032), (15860, 18324)]