278810370

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 592101630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 19, 23, 27, 30, 34, 38, 45, 46, 51, 54, 57, 69, 85, 90, 95, 102, 114, 115, 135, 138, 139, 153, 170, 171, 190, 207, 230, 255, 270, 278, 285, 306, 323, 342, 345, 391, 414, 417, 437, 459, 510, 513, 570, 621, 646, 690, 695, 765, 782, 834, 855, 874, 918, 969, 1026, 1035, 1173, 1242, 1251, 1311, 1390, 1530, 1615, 1710, 1938, 1955, 2070, 2085, 2185, 2295, 2346, 2363, 2502, 2565, 2622, 2641, 2907, 3105, 3197, 3230, 3519, 3753, 3910, 3933, 4170, 4370, 4590, 4726, 4845, 5130, 5282, 5814, 5865, 6210, 6255, 6394, 6555, 7038, 7089, 7429, 7506, 7866, 7923, 8721, 9591, 9690, 10557, 11730, 11799, 11815, 12510, 13110, 13205, 14178, 14535, 14858, 15846, 15985, 17442, 17595, 18765, 19182, 19665, 21114, 21267, 22287, 23598, 23630, 23769, 26410, 28773, 29070, 31970, 35190, 35445, 37145, 37530, 39330, 39615, 42534, 43605, 44574, 44897, 47538, 47955, 52785, 54349, 57546, 58995, 60743, 63801, 66861, 70890, 71307, 74290, 79230, 86319, 87210, 89794, 95910, 105570, 106335, 108698, 111435, 117990, 118845, 121486, 127602, 133722, 134691, 142614, 143865, 163047, 172638, 182229, 200583, 212670, 222870, 224485, 237690, 269382, 271745, 287730, 303715, 319005, 326094, 334305, 356535, 364458, 401166, 404073, 431595, 448970, 489141, 543490, 546687, 607430, 638010, 668610, 673455, 713070, 808146, 815235, 863190, 911145, 978282, 1002915, 1032631, 1093374, 1212219, 1346910, 1467423, 1630470, 1640061, 1822290, 2005830, 2020365, 2065262, 2424438, 2445705, 2733435, 2934846, 3097893, 3280122, 4040730, 4891410, 5163155, 5466870, 6061095, 6195786, 7337115, 8200305, 9293679, 10326310, 12122190, 14674230, 15489465, 16400610, 18587358, 27881037, 30978930, 46468395, 55762074, 92936790, 139405185, 278810370]

約数ペア:

[(1, 278810370), (2, 139405185), (3, 92936790), (5, 55762074), (6, 46468395), (9, 30978930), (10, 27881037), (15, 18587358), (17, 16400610), (18, 15489465), (19, 14674230), (23, 12122190), (27, 10326310), (30, 9293679), (34, 8200305), (38, 7337115), (45, 6195786), (46, 6061095), (51, 5466870), (54, 5163155), (57, 4891410), (69, 4040730), (85, 3280122), (90, 3097893), (95, 2934846), (102, 2733435), (114, 2445705), (115, 2424438), (135, 2065262), (138, 2020365), (139, 2005830), (153, 1822290), (170, 1640061), (171, 1630470), (190, 1467423), (207, 1346910), (230, 1212219), (255, 1093374), (270, 1032631), (278, 1002915), (285, 978282), (306, 911145), (323, 863190), (342, 815235), (345, 808146), (391, 713070), (414, 673455), (417, 668610), (437, 638010), (459, 607430), (510, 546687), (513, 543490), (570, 489141), (621, 448970), (646, 431595), (690, 404073), (695, 401166), (765, 364458), (782, 356535), (834, 334305), (855, 326094), (874, 319005), (918, 303715), (969, 287730), (1026, 271745), (1035, 269382), (1173, 237690), (1242, 224485), (1251, 222870), (1311, 212670), (1390, 200583), (1530, 182229), (1615, 172638), (1710, 163047), (1938, 143865), (1955, 142614), (2070, 134691), (2085, 133722), (2185, 127602), (2295, 121486), (2346, 118845), (2363, 117990), (2502, 111435), (2565, 108698), (2622, 106335), (2641, 105570), (2907, 95910), (3105, 89794), (3197, 87210), (3230, 86319), (3519, 79230), (3753, 74290), (3910, 71307), (3933, 70890), (4170, 66861), (4370, 63801), (4590, 60743), (4726, 58995), (4845, 57546), (5130, 54349), (5282, 52785), (5814, 47955), (5865, 47538), (6210, 44897), (6255, 44574), (6394, 43605), (6555, 42534), (7038, 39615), (7089, 39330), (7429, 37530), (7506, 37145), (7866, 35445), (7923, 35190), (8721, 31970), (9591, 29070), (9690, 28773), (10557, 26410), (11730, 23769), (11799, 23630), (11815, 23598), (12510, 22287), (13110, 21267), (13205, 21114), (14178, 19665), (14535, 19182), (14858, 18765), (15846, 17595), (15985, 17442)]