151516640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 431101440

約数和(自身を除く): 279584800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 32, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 160, 176, 184, 190, 197, 209, 220, 230, 253, 304, 352, 368, 380, 394, 418, 437, 440, 460, 506, 608, 736, 760, 788, 836, 874, 880, 920, 985, 1012, 1045, 1265, 1520, 1576, 1672, 1748, 1760, 1840, 1970, 2024, 2090, 2167, 2185, 2530, 3040, 3152, 3344, 3496, 3680, 3743, 3940, 4048, 4180, 4334, 4370, 4531, 4807, 5060, 6304, 6688, 6992, 7486, 7880, 8096, 8360, 8668, 8740, 9062, 9614, 10120, 10835, 13984, 14972, 15760, 16720, 17336, 17480, 18124, 18715, 19228, 20240, 21670, 22655, 24035, 29944, 31520, 33440, 34672, 34960, 36248, 37430, 38456, 40480, 41173, 43340, 45310, 48070, 49841, 59888, 69344, 69920, 72496, 74860, 76912, 82346, 86089, 86680, 90620, 96140, 99682, 119776, 144992, 149720, 153824, 164692, 172178, 173360, 181240, 192280, 199364, 205865, 249205, 299440, 329384, 344356, 346720, 362480, 384560, 398728, 411730, 430445, 498410, 598880, 658768, 688712, 724960, 769120, 797456, 823460, 860890, 946979, 996820, 1317536, 1377424, 1594912, 1646920, 1721780, 1893958, 1993640, 2754848, 3293840, 3443560, 3787916, 3987280, 4734895, 6587680, 6887120, 7575832, 7974560, 9469790, 13774240, 15151664, 18939580, 30303328, 37879160, 75758320, 151516640]

約数ペア:

[(1, 151516640), (2, 75758320), (4, 37879160), (5, 30303328), (8, 18939580), (10, 15151664), (11, 13774240), (16, 9469790), (19, 7974560), (20, 7575832), (22, 6887120), (23, 6587680), (32, 4734895), (38, 3987280), (40, 3787916), (44, 3443560), (46, 3293840), (55, 2754848), (76, 1993640), (80, 1893958), (88, 1721780), (92, 1646920), (95, 1594912), (110, 1377424), (115, 1317536), (152, 996820), (160, 946979), (176, 860890), (184, 823460), (190, 797456), (197, 769120), (209, 724960), (220, 688712), (230, 658768), (253, 598880), (304, 498410), (352, 430445), (368, 411730), (380, 398728), (394, 384560), (418, 362480), (437, 346720), (440, 344356), (460, 329384), (506, 299440), (608, 249205), (736, 205865), (760, 199364), (788, 192280), (836, 181240), (874, 173360), (880, 172178), (920, 164692), (985, 153824), (1012, 149720), (1045, 144992), (1265, 119776), (1520, 99682), (1576, 96140), (1672, 90620), (1748, 86680), (1760, 86089), (1840, 82346), (1970, 76912), (2024, 74860), (2090, 72496), (2167, 69920), (2185, 69344), (2530, 59888), (3040, 49841), (3152, 48070), (3344, 45310), (3496, 43340), (3680, 41173), (3743, 40480), (3940, 38456), (4048, 37430), (4180, 36248), (4334, 34960), (4370, 34672), (4531, 33440), (4807, 31520), (5060, 29944), (6304, 24035), (6688, 22655), (6992, 21670), (7486, 20240), (7880, 19228), (8096, 18715), (8360, 18124), (8668, 17480), (8740, 17336), (9062, 16720), (9614, 15760), (10120, 14972), (10835, 13984)]