145168660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 392370048

約数和(自身を除く): 247201388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 83, 91, 124, 130, 140, 155, 166, 182, 217, 260, 310, 332, 364, 403, 415, 434, 455, 581, 620, 806, 830, 868, 910, 961, 1079, 1085, 1162, 1612, 1660, 1820, 1922, 2015, 2158, 2170, 2324, 2573, 2821, 2905, 3844, 4030, 4316, 4340, 4805, 5146, 5395, 5642, 5810, 6727, 7553, 8060, 9610, 10292, 10790, 11284, 11620, 12493, 12865, 13454, 14105, 15106, 18011, 19220, 21580, 24986, 25730, 26908, 28210, 30212, 33449, 33635, 36022, 37765, 49972, 51460, 56420, 62465, 66898, 67270, 72044, 75530, 79763, 87451, 90055, 124930, 133796, 134540, 151060, 159526, 167245, 174902, 180110, 234143, 249860, 319052, 334490, 349804, 360220, 398815, 437255, 468286, 558341, 668980, 797630, 874510, 936572, 1036919, 1116682, 1170715, 1595260, 1749020, 2073838, 2233364, 2341430, 2791705, 4147676, 4682860, 5184595, 5583410, 7258433, 10369190, 11166820, 14516866, 20738380, 29033732, 36292165, 72584330, 145168660]

約数ペア:

[(1, 145168660), (2, 72584330), (4, 36292165), (5, 29033732), (7, 20738380), (10, 14516866), (13, 11166820), (14, 10369190), (20, 7258433), (26, 5583410), (28, 5184595), (31, 4682860), (35, 4147676), (52, 2791705), (62, 2341430), (65, 2233364), (70, 2073838), (83, 1749020), (91, 1595260), (124, 1170715), (130, 1116682), (140, 1036919), (155, 936572), (166, 874510), (182, 797630), (217, 668980), (260, 558341), (310, 468286), (332, 437255), (364, 398815), (403, 360220), (415, 349804), (434, 334490), (455, 319052), (581, 249860), (620, 234143), (806, 180110), (830, 174902), (868, 167245), (910, 159526), (961, 151060), (1079, 134540), (1085, 133796), (1162, 124930), (1612, 90055), (1660, 87451), (1820, 79763), (1922, 75530), (2015, 72044), (2158, 67270), (2170, 66898), (2324, 62465), (2573, 56420), (2821, 51460), (2905, 49972), (3844, 37765), (4030, 36022), (4316, 33635), (4340, 33449), (4805, 30212), (5146, 28210), (5395, 26908), (5642, 25730), (5810, 24986), (6727, 21580), (7553, 19220), (8060, 18011), (9610, 15106), (10292, 14105), (10790, 13454), (11284, 12865), (11620, 12493)]