219838360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 629164800

約数和(自身を除く): 409326440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 31, 35, 38, 40, 43, 56, 62, 70, 76, 86, 95, 124, 133, 140, 152, 155, 172, 190, 215, 217, 248, 266, 280, 301, 310, 344, 380, 430, 434, 532, 589, 602, 620, 665, 760, 817, 860, 868, 961, 1064, 1085, 1178, 1204, 1240, 1330, 1333, 1505, 1634, 1720, 1736, 1922, 2170, 2356, 2408, 2660, 2666, 2945, 3010, 3268, 3844, 4085, 4123, 4340, 4712, 4805, 5320, 5332, 5719, 5890, 6020, 6536, 6665, 6727, 7688, 8170, 8246, 8680, 9331, 9610, 10664, 11438, 11780, 12040, 13330, 13454, 16340, 16492, 18259, 18662, 19220, 20615, 22876, 23560, 25327, 26660, 26908, 28595, 32680, 32984, 33635, 36518, 37324, 38440, 41230, 41323, 45752, 46655, 50654, 53320, 53816, 57190, 67270, 73036, 74648, 82460, 82646, 91295, 93310, 101308, 114380, 126635, 127813, 134540, 146072, 164920, 165292, 177289, 182590, 186620, 202616, 206615, 228760, 253270, 255626, 269080, 289261, 330584, 354578, 365180, 373240, 413230, 506540, 511252, 578522, 639065, 709156, 730360, 785137, 826460, 886445, 1013080, 1022504, 1157044, 1278130, 1418312, 1446305, 1570274, 1652920, 1772890, 2314088, 2556260, 2892610, 3140548, 3545780, 3925685, 5112520, 5495959, 5785220, 6281096, 7091560, 7851370, 10991918, 11570440, 15702740, 21983836, 27479795, 31405480, 43967672, 54959590, 109919180, 219838360]

約数ペア:

[(1, 219838360), (2, 109919180), (4, 54959590), (5, 43967672), (7, 31405480), (8, 27479795), (10, 21983836), (14, 15702740), (19, 11570440), (20, 10991918), (28, 7851370), (31, 7091560), (35, 6281096), (38, 5785220), (40, 5495959), (43, 5112520), (56, 3925685), (62, 3545780), (70, 3140548), (76, 2892610), (86, 2556260), (95, 2314088), (124, 1772890), (133, 1652920), (140, 1570274), (152, 1446305), (155, 1418312), (172, 1278130), (190, 1157044), (215, 1022504), (217, 1013080), (248, 886445), (266, 826460), (280, 785137), (301, 730360), (310, 709156), (344, 639065), (380, 578522), (430, 511252), (434, 506540), (532, 413230), (589, 373240), (602, 365180), (620, 354578), (665, 330584), (760, 289261), (817, 269080), (860, 255626), (868, 253270), (961, 228760), (1064, 206615), (1085, 202616), (1178, 186620), (1204, 182590), (1240, 177289), (1330, 165292), (1333, 164920), (1505, 146072), (1634, 134540), (1720, 127813), (1736, 126635), (1922, 114380), (2170, 101308), (2356, 93310), (2408, 91295), (2660, 82646), (2666, 82460), (2945, 74648), (3010, 73036), (3268, 67270), (3844, 57190), (4085, 53816), (4123, 53320), (4340, 50654), (4712, 46655), (4805, 45752), (5320, 41323), (5332, 41230), (5719, 38440), (5890, 37324), (6020, 36518), (6536, 33635), (6665, 32984), (6727, 32680), (7688, 28595), (8170, 26908), (8246, 26660), (8680, 25327), (9331, 23560), (9610, 22876), (10664, 20615), (11438, 19220), (11780, 18662), (12040, 18259), (13330, 16492), (13454, 16340)]