291220200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:377

約数の個数: 288

約数和(自身を含む): 1072431360

約数和(自身を除く): 781211160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 25, 30, 31, 34, 36, 40, 45, 50, 51, 60, 62, 68, 72, 75, 85, 90, 93, 100, 102, 120, 124, 136, 150, 153, 155, 170, 180, 186, 200, 204, 225, 248, 255, 279, 300, 306, 307, 310, 340, 360, 372, 408, 425, 450, 465, 510, 527, 558, 600, 612, 614, 620, 680, 744, 765, 775, 850, 900, 921, 930, 1020, 1054, 1116, 1224, 1228, 1240, 1275, 1395, 1530, 1535, 1550, 1581, 1700, 1800, 1842, 1860, 2040, 2108, 2232, 2325, 2456, 2550, 2635, 2763, 2790, 3060, 3070, 3100, 3162, 3400, 3684, 3720, 3825, 4216, 4605, 4650, 4743, 5100, 5219, 5270, 5526, 5580, 6120, 6140, 6200, 6324, 6975, 7368, 7650, 7675, 7905, 9210, 9300, 9486, 9517, 10200, 10438, 10540, 11052, 11160, 12280, 12648, 13175, 13815, 13950, 15300, 15350, 15657, 15810, 18420, 18600, 18972, 19034, 20876, 21080, 22104, 23025, 23715, 26095, 26350, 27630, 27900, 28551, 30600, 30700, 31314, 31620, 36840, 37944, 38068, 39525, 41752, 46050, 46971, 47430, 47585, 52190, 52700, 55260, 55800, 57102, 61400, 62628, 63240, 69075, 76136, 78285, 79050, 85653, 92100, 93942, 94860, 95170, 104380, 105400, 110520, 114204, 118575, 125256, 130475, 138150, 142755, 156570, 158100, 161789, 171306, 184200, 187884, 189720, 190340, 208760, 228408, 234855, 237150, 237925, 260950, 276300, 285510, 313140, 316200, 323578, 342612, 375768, 380680, 391425, 428265, 469710, 474300, 475850, 485367, 521900, 552600, 571020, 626280, 647156, 685224, 713775, 782850, 808945, 856530, 939420, 948600, 951700, 970734, 1043800, 1142040, 1174275, 1294312, 1427550, 1456101, 1565700, 1617890, 1713060, 1878840, 1903400, 1941468, 2141325, 2348550, 2426835, 2855100, 2912202, 3131400, 3235780, 3426120, 3882936, 4044725, 4282650, 4697100, 4853670, 5710200, 5824404, 6471560, 7280505, 8089450, 8565300, 9394200, 9707340, 11648808, 12134175, 14561010, 16178900, 17130600, 19414680, 24268350, 29122020, 32357800, 36402525, 48536700, 58244040, 72805050, 97073400, 145610100, 291220200]

約数ペア:

[(1, 291220200), (2, 145610100), (3, 97073400), (4, 72805050), (5, 58244040), (6, 48536700), (8, 36402525), (9, 32357800), (10, 29122020), (12, 24268350), (15, 19414680), (17, 17130600), (18, 16178900), (20, 14561010), (24, 12134175), (25, 11648808), (30, 9707340), (31, 9394200), (34, 8565300), (36, 8089450), (40, 7280505), (45, 6471560), (50, 5824404), (51, 5710200), (60, 4853670), (62, 4697100), (68, 4282650), (72, 4044725), (75, 3882936), (85, 3426120), (90, 3235780), (93, 3131400), (100, 2912202), (102, 2855100), (120, 2426835), (124, 2348550), (136, 2141325), (150, 1941468), (153, 1903400), (155, 1878840), (170, 1713060), (180, 1617890), (186, 1565700), (200, 1456101), (204, 1427550), (225, 1294312), (248, 1174275), (255, 1142040), (279, 1043800), (300, 970734), (306, 951700), (307, 948600), (310, 939420), (340, 856530), (360, 808945), (372, 782850), (408, 713775), (425, 685224), (450, 647156), (465, 626280), (510, 571020), (527, 552600), (558, 521900), (600, 485367), (612, 475850), (614, 474300), (620, 469710), (680, 428265), (744, 391425), (765, 380680), (775, 375768), (850, 342612), (900, 323578), (921, 316200), (930, 313140), (1020, 285510), (1054, 276300), (1116, 260950), (1224, 237925), (1228, 237150), (1240, 234855), (1275, 228408), (1395, 208760), (1530, 190340), (1535, 189720), (1550, 187884), (1581, 184200), (1700, 171306), (1800, 161789), (1842, 158100), (1860, 156570), (2040, 142755), (2108, 138150), (2232, 130475), (2325, 125256), (2456, 118575), (2550, 114204), (2635, 110520), (2763, 105400), (2790, 104380), (3060, 95170), (3070, 94860), (3100, 93942), (3162, 92100), (3400, 85653), (3684, 79050), (3720, 78285), (3825, 76136), (4216, 69075), (4605, 63240), (4650, 62628), (4743, 61400), (5100, 57102), (5219, 55800), (5270, 55260), (5526, 52700), (5580, 52190), (6120, 47585), (6140, 47430), (6200, 46971), (6324, 46050), (6975, 41752), (7368, 39525), (7650, 38068), (7675, 37944), (7905, 36840), (9210, 31620), (9300, 31314), (9486, 30700), (9517, 30600), (10200, 28551), (10438, 27900), (10540, 27630), (11052, 26350), (11160, 26095), (12280, 23715), (12648, 23025), (13175, 22104), (13815, 21080), (13950, 20876), (15300, 19034), (15350, 18972), (15657, 18600), (15810, 18420)]