640609776

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4591}}^1$

素因数の和:4644

約数の個数: 160

約数和(自身を含む): 2049868800

約数和(自身を除く): 1409259024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 34, 36, 38, 48, 51, 54, 57, 68, 72, 76, 102, 108, 114, 136, 144, 152, 153, 171, 204, 216, 228, 272, 304, 306, 323, 342, 408, 432, 456, 459, 513, 612, 646, 684, 816, 912, 918, 969, 1026, 1224, 1292, 1368, 1836, 1938, 2052, 2448, 2584, 2736, 2907, 3672, 3876, 4104, 4591, 5168, 5814, 7344, 7752, 8208, 8721, 9182, 11628, 13773, 15504, 17442, 18364, 23256, 27546, 34884, 36728, 41319, 46512, 55092, 69768, 73456, 78047, 82638, 87229, 110184, 123957, 139536, 156094, 165276, 174458, 220368, 234141, 247914, 261687, 312188, 330552, 348916, 468282, 495828, 523374, 624376, 661104, 697832, 702423, 785061, 936564, 991656, 1046748, 1248752, 1395664, 1404846, 1482893, 1570122, 1873128, 1983312, 2093496, 2107269, 2355183, 2809692, 2965786, 3140244, 3746256, 4186992, 4214538, 4448679, 4710366, 5619384, 5931572, 6280488, 8429076, 8897358, 9420732, 11238768, 11863144, 12560976, 13346037, 16858152, 17794716, 18841464, 23726288, 26692074, 33716304, 35589432, 37682928, 40038111, 53384148, 71178864, 80076222, 106768296, 160152444, 213536592, 320304888, 640609776]

約数ペア:

[(1, 640609776), (2, 320304888), (3, 213536592), (4, 160152444), (6, 106768296), (8, 80076222), (9, 71178864), (12, 53384148), (16, 40038111), (17, 37682928), (18, 35589432), (19, 33716304), (24, 26692074), (27, 23726288), (34, 18841464), (36, 17794716), (38, 16858152), (48, 13346037), (51, 12560976), (54, 11863144), (57, 11238768), (68, 9420732), (72, 8897358), (76, 8429076), (102, 6280488), (108, 5931572), (114, 5619384), (136, 4710366), (144, 4448679), (152, 4214538), (153, 4186992), (171, 3746256), (204, 3140244), (216, 2965786), (228, 2809692), (272, 2355183), (304, 2107269), (306, 2093496), (323, 1983312), (342, 1873128), (408, 1570122), (432, 1482893), (456, 1404846), (459, 1395664), (513, 1248752), (612, 1046748), (646, 991656), (684, 936564), (816, 785061), (912, 702423), (918, 697832), (969, 661104), (1026, 624376), (1224, 523374), (1292, 495828), (1368, 468282), (1836, 348916), (1938, 330552), (2052, 312188), (2448, 261687), (2584, 247914), (2736, 234141), (2907, 220368), (3672, 174458), (3876, 165276), (4104, 156094), (4591, 139536), (5168, 123957), (5814, 110184), (7344, 87229), (7752, 82638), (8208, 78047), (8721, 73456), (9182, 69768), (11628, 55092), (13773, 46512), (15504, 41319), (17442, 36728), (18364, 34884), (23256, 27546)]