231239880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 256

約数和(自身を含む): 829440000

約数和(自身を除く): 598200120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 59, 60, 72, 76, 90, 95, 108, 114, 118, 120, 135, 152, 171, 177, 180, 190, 191, 216, 228, 236, 270, 285, 295, 342, 354, 360, 380, 382, 456, 472, 513, 531, 540, 570, 573, 590, 684, 708, 760, 764, 855, 885, 955, 1026, 1062, 1080, 1121, 1140, 1146, 1180, 1368, 1416, 1528, 1593, 1710, 1719, 1770, 1910, 2052, 2124, 2242, 2280, 2292, 2360, 2565, 2655, 2865, 3186, 3363, 3420, 3438, 3540, 3629, 3820, 4104, 4248, 4484, 4584, 5130, 5157, 5310, 5605, 5730, 6372, 6726, 6840, 6876, 7080, 7258, 7640, 7965, 8595, 8968, 10089, 10260, 10314, 10620, 10887, 11210, 11269, 11460, 12744, 13452, 13752, 14516, 15930, 16815, 17190, 18145, 20178, 20520, 20628, 21240, 21774, 22420, 22538, 22920, 25785, 26904, 29032, 30267, 31860, 32661, 33630, 33807, 34380, 36290, 40356, 41256, 43548, 44840, 45076, 50445, 51570, 54435, 56345, 60534, 63720, 65322, 67260, 67614, 68760, 72580, 80712, 87096, 90152, 97983, 100890, 101421, 103140, 108870, 112690, 121068, 130644, 134520, 135228, 145160, 151335, 163305, 169035, 195966, 201780, 202842, 206280, 214111, 217740, 225380, 242136, 261288, 270456, 302670, 304263, 326610, 338070, 391932, 403560, 405684, 428222, 435480, 450760, 489915, 507105, 605340, 608526, 642333, 653220, 676140, 783864, 811368, 856444, 979830, 1014210, 1070555, 1210680, 1217052, 1284666, 1306440, 1352280, 1521315, 1712888, 1926999, 1959660, 2028420, 2141110, 2434104, 2569332, 3042630, 3211665, 3853998, 3919320, 4056840, 4282220, 5138664, 5780997, 6085260, 6423330, 7707996, 8564440, 9634995, 11561994, 12170520, 12846660, 15415992, 19269990, 23123988, 25693320, 28904985, 38539980, 46247976, 57809970, 77079960, 115619940, 231239880]

約数ペア:

[(1, 231239880), (2, 115619940), (3, 77079960), (4, 57809970), (5, 46247976), (6, 38539980), (8, 28904985), (9, 25693320), (10, 23123988), (12, 19269990), (15, 15415992), (18, 12846660), (19, 12170520), (20, 11561994), (24, 9634995), (27, 8564440), (30, 7707996), (36, 6423330), (38, 6085260), (40, 5780997), (45, 5138664), (54, 4282220), (57, 4056840), (59, 3919320), (60, 3853998), (72, 3211665), (76, 3042630), (90, 2569332), (95, 2434104), (108, 2141110), (114, 2028420), (118, 1959660), (120, 1926999), (135, 1712888), (152, 1521315), (171, 1352280), (177, 1306440), (180, 1284666), (190, 1217052), (191, 1210680), (216, 1070555), (228, 1014210), (236, 979830), (270, 856444), (285, 811368), (295, 783864), (342, 676140), (354, 653220), (360, 642333), (380, 608526), (382, 605340), (456, 507105), (472, 489915), (513, 450760), (531, 435480), (540, 428222), (570, 405684), (573, 403560), (590, 391932), (684, 338070), (708, 326610), (760, 304263), (764, 302670), (855, 270456), (885, 261288), (955, 242136), (1026, 225380), (1062, 217740), (1080, 214111), (1121, 206280), (1140, 202842), (1146, 201780), (1180, 195966), (1368, 169035), (1416, 163305), (1528, 151335), (1593, 145160), (1710, 135228), (1719, 134520), (1770, 130644), (1910, 121068), (2052, 112690), (2124, 108870), (2242, 103140), (2280, 101421), (2292, 100890), (2360, 97983), (2565, 90152), (2655, 87096), (2865, 80712), (3186, 72580), (3363, 68760), (3420, 67614), (3438, 67260), (3540, 65322), (3629, 63720), (3820, 60534), (4104, 56345), (4248, 54435), (4484, 51570), (4584, 50445), (5130, 45076), (5157, 44840), (5310, 43548), (5605, 41256), (5730, 40356), (6372, 36290), (6726, 34380), (6840, 33807), (6876, 33630), (7080, 32661), (7258, 31860), (7640, 30267), (7965, 29032), (8595, 26904), (8968, 25785), (10089, 22920), (10260, 22538), (10314, 22420), (10620, 21774), (10887, 21240), (11210, 20628), (11269, 20520), (11460, 20178), (12744, 18145), (13452, 17190), (13752, 16815), (14516, 15930)]