320797548

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:552

約数の個数: 144

約数和(自身を含む): 912248064

約数和(自身を除く): 591450516

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 37, 51, 62, 68, 74, 93, 102, 111, 124, 148, 153, 186, 204, 222, 279, 306, 333, 372, 444, 457, 527, 558, 612, 629, 666, 914, 1054, 1116, 1147, 1258, 1332, 1371, 1581, 1828, 1887, 2108, 2294, 2516, 2742, 3162, 3441, 3774, 4113, 4588, 4743, 5484, 5661, 6324, 6882, 7548, 7769, 8226, 9486, 10323, 11322, 13764, 14167, 15538, 16452, 16909, 18972, 19499, 20646, 22644, 23307, 28334, 31076, 33818, 38998, 41292, 42501, 46614, 50727, 56668, 58497, 67636, 69921, 77996, 85002, 93228, 101454, 116994, 127503, 139842, 152181, 170004, 175491, 202908, 233988, 240839, 255006, 279684, 287453, 304362, 350982, 481678, 510012, 524179, 574906, 608724, 701964, 722517, 862359, 963356, 1048358, 1149812, 1445034, 1572537, 1724718, 2096716, 2167551, 2587077, 2890068, 3145074, 3449436, 4335102, 4717611, 5174154, 6290148, 8670204, 8911043, 9435222, 10348308, 17822086, 18870444, 26733129, 35644172, 53466258, 80199387, 106932516, 160398774, 320797548]

約数ペア:

[(1, 320797548), (2, 160398774), (3, 106932516), (4, 80199387), (6, 53466258), (9, 35644172), (12, 26733129), (17, 18870444), (18, 17822086), (31, 10348308), (34, 9435222), (36, 8911043), (37, 8670204), (51, 6290148), (62, 5174154), (68, 4717611), (74, 4335102), (93, 3449436), (102, 3145074), (111, 2890068), (124, 2587077), (148, 2167551), (153, 2096716), (186, 1724718), (204, 1572537), (222, 1445034), (279, 1149812), (306, 1048358), (333, 963356), (372, 862359), (444, 722517), (457, 701964), (527, 608724), (558, 574906), (612, 524179), (629, 510012), (666, 481678), (914, 350982), (1054, 304362), (1116, 287453), (1147, 279684), (1258, 255006), (1332, 240839), (1371, 233988), (1581, 202908), (1828, 175491), (1887, 170004), (2108, 152181), (2294, 139842), (2516, 127503), (2742, 116994), (3162, 101454), (3441, 93228), (3774, 85002), (4113, 77996), (4588, 69921), (4743, 67636), (5484, 58497), (5661, 56668), (6324, 50727), (6882, 46614), (7548, 42501), (7769, 41292), (8226, 38998), (9486, 33818), (10323, 31076), (11322, 28334), (13764, 23307), (14167, 22644), (15538, 20646), (16452, 19499), (16909, 18972)]