245529180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{331}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 807022944

約数和(自身を除く): 561493764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 317, 331, 390, 468, 585, 634, 662, 780, 951, 993, 1170, 1268, 1324, 1585, 1655, 1902, 1986, 2340, 2853, 2979, 3170, 3310, 3804, 3972, 4121, 4303, 4755, 4965, 5706, 5958, 6340, 6620, 8242, 8606, 9510, 9930, 11412, 11916, 12363, 12909, 14265, 14895, 16484, 17212, 19020, 19860, 20605, 21515, 24726, 25818, 28530, 29790, 37089, 38727, 41210, 43030, 49452, 51636, 57060, 59580, 61815, 64545, 74178, 77454, 82420, 86060, 104927, 123630, 129090, 148356, 154908, 185445, 193635, 209854, 247260, 258180, 314781, 370890, 387270, 419708, 524635, 629562, 741780, 774540, 944343, 1049270, 1259124, 1364051, 1573905, 1888686, 2098540, 2728102, 3147810, 3777372, 4092153, 4721715, 5456204, 6295620, 6820255, 8184306, 9443430, 12276459, 13640510, 16368612, 18886860, 20460765, 24552918, 27281020, 40921530, 49105836, 61382295, 81843060, 122764590, 245529180]

約数ペア:

[(1, 245529180), (2, 122764590), (3, 81843060), (4, 61382295), (5, 49105836), (6, 40921530), (9, 27281020), (10, 24552918), (12, 20460765), (13, 18886860), (15, 16368612), (18, 13640510), (20, 12276459), (26, 9443430), (30, 8184306), (36, 6820255), (39, 6295620), (45, 5456204), (52, 4721715), (60, 4092153), (65, 3777372), (78, 3147810), (90, 2728102), (117, 2098540), (130, 1888686), (156, 1573905), (180, 1364051), (195, 1259124), (234, 1049270), (260, 944343), (317, 774540), (331, 741780), (390, 629562), (468, 524635), (585, 419708), (634, 387270), (662, 370890), (780, 314781), (951, 258180), (993, 247260), (1170, 209854), (1268, 193635), (1324, 185445), (1585, 154908), (1655, 148356), (1902, 129090), (1986, 123630), (2340, 104927), (2853, 86060), (2979, 82420), (3170, 77454), (3310, 74178), (3804, 64545), (3972, 61815), (4121, 59580), (4303, 57060), (4755, 51636), (4965, 49452), (5706, 43030), (5958, 41210), (6340, 38727), (6620, 37089), (8242, 29790), (8606, 28530), (9510, 25818), (9930, 24726), (11412, 21515), (11916, 20605), (12363, 19860), (12909, 19020), (14265, 17212), (14895, 16484)]