321567127120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{153437}}^1$

素因数の和:153557

約数の個数: 160

約数和(自身を含む): 838375411968

約数和(自身を除く): 516808284848

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 67, 68, 80, 85, 92, 115, 134, 136, 170, 184, 230, 268, 272, 335, 340, 368, 391, 460, 536, 670, 680, 782, 920, 1072, 1139, 1340, 1360, 1541, 1564, 1840, 1955, 2278, 2680, 3082, 3128, 3910, 4556, 5360, 5695, 6164, 6256, 7705, 7820, 9112, 11390, 12328, 15410, 15640, 18224, 22780, 24656, 26197, 30820, 31280, 45560, 52394, 61640, 91120, 104788, 123280, 130985, 153437, 209576, 261970, 306874, 419152, 523940, 613748, 767185, 1047880, 1227496, 1534370, 2095760, 2454992, 2608429, 3068740, 3529051, 5216858, 6137480, 7058102, 10280279, 10433716, 12274960, 13042145, 14116204, 17645255, 20560558, 20867432, 26084290, 28232408, 35290510, 41121116, 41734864, 51401395, 52168580, 56464816, 59993867, 70581020, 82242232, 102802790, 104337160, 119987734, 141162040, 164484464, 174764743, 205605580, 208674320, 236446417, 239975468, 282324080, 299969335, 349529486, 411211160, 472892834, 479950936, 599938670, 699058972, 822422320, 873823715, 945785668, 959901872, 1182232085, 1199877340, 1398117944, 1747647430, 1891571336, 2364464170, 2399754680, 2796235888, 3495294860, 3783142672, 4019589089, 4728928340, 4799509360, 6990589720, 8039178178, 9457856680, 13981179440, 16078356356, 18915713360, 20097945445, 32156712712, 40195890890, 64313425424, 80391781780, 160783563560, 321567127120]

約数ペア:

[(1, 321567127120), (2, 160783563560), (4, 80391781780), (5, 64313425424), (8, 40195890890), (10, 32156712712), (16, 20097945445), (17, 18915713360), (20, 16078356356), (23, 13981179440), (34, 9457856680), (40, 8039178178), (46, 6990589720), (67, 4799509360), (68, 4728928340), (80, 4019589089), (85, 3783142672), (92, 3495294860), (115, 2796235888), (134, 2399754680), (136, 2364464170), (170, 1891571336), (184, 1747647430), (230, 1398117944), (268, 1199877340), (272, 1182232085), (335, 959901872), (340, 945785668), (368, 873823715), (391, 822422320), (460, 699058972), (536, 599938670), (670, 479950936), (680, 472892834), (782, 411211160), (920, 349529486), (1072, 299969335), (1139, 282324080), (1340, 239975468), (1360, 236446417), (1541, 208674320), (1564, 205605580), (1840, 174764743), (1955, 164484464), (2278, 141162040), (2680, 119987734), (3082, 104337160), (3128, 102802790), (3910, 82242232), (4556, 70581020), (5360, 59993867), (5695, 56464816), (6164, 52168580), (6256, 51401395), (7705, 41734864), (7820, 41121116), (9112, 35290510), (11390, 28232408), (12328, 26084290), (15410, 20867432), (15640, 20560558), (18224, 17645255), (22780, 14116204), (24656, 13042145), (26197, 12274960), (30820, 10433716), (31280, 10280279), (45560, 7058102), (52394, 6137480), (61640, 5216858), (91120, 3529051), (104788, 3068740), (123280, 2608429), (130985, 2454992), (153437, 2095760), (209576, 1534370), (261970, 1227496), (306874, 1047880), (419152, 767185), (523940, 613748)]