78305700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 144

約数和(自身を含む): 251858880

約数和(自身を除く): 173553180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 61, 66, 75, 100, 110, 122, 132, 150, 165, 183, 220, 244, 275, 300, 305, 330, 366, 389, 550, 610, 660, 671, 732, 778, 825, 915, 1100, 1167, 1220, 1342, 1525, 1556, 1650, 1830, 1945, 2013, 2334, 2684, 3050, 3300, 3355, 3660, 3890, 4026, 4279, 4575, 4668, 5835, 6100, 6710, 7780, 8052, 8558, 9150, 9725, 10065, 11670, 12837, 13420, 16775, 17116, 18300, 19450, 20130, 21395, 23340, 23729, 25674, 29175, 33550, 38900, 40260, 42790, 47458, 50325, 51348, 58350, 64185, 67100, 71187, 85580, 94916, 100650, 106975, 116700, 118645, 128370, 142374, 201300, 213950, 237290, 256740, 261019, 284748, 320925, 355935, 427900, 474580, 522038, 593225, 641850, 711870, 783057, 1044076, 1186450, 1283700, 1305095, 1423740, 1566114, 1779675, 2372900, 2610190, 3132228, 3559350, 3915285, 5220380, 6525475, 7118700, 7830570, 13050950, 15661140, 19576425, 26101900, 39152850, 78305700]

約数ペア:

[(1, 78305700), (2, 39152850), (3, 26101900), (4, 19576425), (5, 15661140), (6, 13050950), (10, 7830570), (11, 7118700), (12, 6525475), (15, 5220380), (20, 3915285), (22, 3559350), (25, 3132228), (30, 2610190), (33, 2372900), (44, 1779675), (50, 1566114), (55, 1423740), (60, 1305095), (61, 1283700), (66, 1186450), (75, 1044076), (100, 783057), (110, 711870), (122, 641850), (132, 593225), (150, 522038), (165, 474580), (183, 427900), (220, 355935), (244, 320925), (275, 284748), (300, 261019), (305, 256740), (330, 237290), (366, 213950), (389, 201300), (550, 142374), (610, 128370), (660, 118645), (671, 116700), (732, 106975), (778, 100650), (825, 94916), (915, 85580), (1100, 71187), (1167, 67100), (1220, 64185), (1342, 58350), (1525, 51348), (1556, 50325), (1650, 47458), (1830, 42790), (1945, 40260), (2013, 38900), (2334, 33550), (2684, 29175), (3050, 25674), (3300, 23729), (3355, 23340), (3660, 21395), (3890, 20130), (4026, 19450), (4279, 18300), (4575, 17116), (4668, 16775), (5835, 13420), (6100, 12837), (6710, 11670), (7780, 10065), (8052, 9725), (8558, 9150)]