260284990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 597196800

約数和(自身を除く): 336911810

約数列:

[1, 2, 5, 7, 10, 14, 19, 31, 35, 38, 59, 62, 70, 95, 107, 118, 133, 155, 190, 214, 217, 266, 295, 310, 413, 434, 535, 589, 590, 665, 749, 826, 1070, 1085, 1121, 1178, 1330, 1498, 1829, 2033, 2065, 2170, 2242, 2945, 3317, 3658, 3745, 4066, 4123, 4130, 5605, 5890, 6313, 6634, 7490, 7847, 8246, 9145, 10165, 11210, 12626, 12803, 14231, 15694, 16585, 18290, 20330, 20615, 23219, 25606, 28462, 31565, 33170, 34751, 39235, 41230, 44191, 46438, 63023, 63130, 64015, 69502, 71155, 78470, 88382, 116095, 119947, 126046, 128030, 142310, 173755, 195703, 220955, 232190, 239894, 243257, 315115, 347510, 391406, 441161, 441910, 486514, 599735, 630230, 839629, 882322, 978515, 1199470, 1216285, 1369921, 1679258, 1957030, 2205805, 2432570, 2739842, 3718357, 4198145, 4411610, 6849605, 7436714, 8396290, 13699210, 18591785, 26028499, 37183570, 52056998, 130142495, 260284990]

約数ペア:

[(1, 260284990), (2, 130142495), (5, 52056998), (7, 37183570), (10, 26028499), (14, 18591785), (19, 13699210), (31, 8396290), (35, 7436714), (38, 6849605), (59, 4411610), (62, 4198145), (70, 3718357), (95, 2739842), (107, 2432570), (118, 2205805), (133, 1957030), (155, 1679258), (190, 1369921), (214, 1216285), (217, 1199470), (266, 978515), (295, 882322), (310, 839629), (413, 630230), (434, 599735), (535, 486514), (589, 441910), (590, 441161), (665, 391406), (749, 347510), (826, 315115), (1070, 243257), (1085, 239894), (1121, 232190), (1178, 220955), (1330, 195703), (1498, 173755), (1829, 142310), (2033, 128030), (2065, 126046), (2170, 119947), (2242, 116095), (2945, 88382), (3317, 78470), (3658, 71155), (3745, 69502), (4066, 64015), (4123, 63130), (4130, 63023), (5605, 46438), (5890, 44191), (6313, 41230), (6634, 39235), (7490, 34751), (7847, 33170), (8246, 31565), (9145, 28462), (10165, 25606), (11210, 23219), (12626, 20615), (12803, 20330), (14231, 18290), (15694, 16585)]