213223560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{991}}^1$

素因数の和:1179

約数の個数: 128

約数和(自身を含む): 702812160

約数和(自身を除く): 489588600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 163, 165, 220, 264, 326, 330, 440, 489, 652, 660, 815, 978, 991, 1304, 1320, 1630, 1793, 1956, 1982, 2445, 2973, 3260, 3586, 3912, 3964, 4890, 4955, 5379, 5946, 6520, 7172, 7928, 8965, 9780, 9910, 10758, 10901, 11892, 14344, 14865, 17930, 19560, 19820, 21516, 21802, 23784, 26895, 29730, 32703, 35860, 39640, 43032, 43604, 53790, 54505, 59460, 65406, 71720, 87208, 107580, 109010, 118920, 130812, 161533, 163515, 215160, 218020, 261624, 323066, 327030, 436040, 484599, 646132, 654060, 807665, 969198, 1292264, 1308120, 1615330, 1776863, 1938396, 2422995, 3230660, 3553726, 3876792, 4845990, 5330589, 6461320, 7107452, 8884315, 9691980, 10661178, 14214904, 17768630, 19383960, 21322356, 26652945, 35537260, 42644712, 53305890, 71074520, 106611780, 213223560]

約数ペア:

[(1, 213223560), (2, 106611780), (3, 71074520), (4, 53305890), (5, 42644712), (6, 35537260), (8, 26652945), (10, 21322356), (11, 19383960), (12, 17768630), (15, 14214904), (20, 10661178), (22, 9691980), (24, 8884315), (30, 7107452), (33, 6461320), (40, 5330589), (44, 4845990), (55, 3876792), (60, 3553726), (66, 3230660), (88, 2422995), (110, 1938396), (120, 1776863), (132, 1615330), (163, 1308120), (165, 1292264), (220, 969198), (264, 807665), (326, 654060), (330, 646132), (440, 484599), (489, 436040), (652, 327030), (660, 323066), (815, 261624), (978, 218020), (991, 215160), (1304, 163515), (1320, 161533), (1630, 130812), (1793, 118920), (1956, 109010), (1982, 107580), (2445, 87208), (2973, 71720), (3260, 65406), (3586, 59460), (3912, 54505), (3964, 53790), (4890, 43604), (4955, 43032), (5379, 39640), (5946, 35860), (6520, 32703), (7172, 29730), (7928, 26895), (8965, 23784), (9780, 21802), (9910, 21516), (10758, 19820), (10901, 19560), (11892, 17930), (14344, 14865)]