72438156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 228062016

約数和(自身を除く): 155623860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 37, 42, 51, 63, 68, 74, 84, 102, 111, 119, 126, 148, 153, 204, 222, 238, 252, 259, 306, 333, 357, 444, 457, 476, 518, 612, 629, 666, 714, 777, 914, 1036, 1071, 1258, 1332, 1371, 1428, 1554, 1828, 1887, 2142, 2331, 2516, 2742, 3108, 3199, 3774, 4113, 4284, 4403, 4662, 5484, 5661, 6398, 7548, 7769, 8226, 8806, 9324, 9597, 11322, 12796, 13209, 15538, 16452, 16909, 17612, 19194, 22644, 23307, 26418, 28791, 31076, 33818, 38388, 39627, 46614, 50727, 52836, 54383, 57582, 67636, 69921, 79254, 93228, 101454, 108766, 115164, 118363, 139842, 152181, 158508, 163149, 202908, 217532, 236726, 279684, 287453, 304362, 326298, 355089, 473452, 489447, 574906, 608724, 652596, 710178, 862359, 978894, 1065267, 1149812, 1420356, 1724718, 1957788, 2012171, 2130534, 2587077, 3449436, 4024342, 4261068, 5174154, 6036513, 8048684, 10348308, 12073026, 18109539, 24146052, 36219078, 72438156]

約数ペア:

[(1, 72438156), (2, 36219078), (3, 24146052), (4, 18109539), (6, 12073026), (7, 10348308), (9, 8048684), (12, 6036513), (14, 5174154), (17, 4261068), (18, 4024342), (21, 3449436), (28, 2587077), (34, 2130534), (36, 2012171), (37, 1957788), (42, 1724718), (51, 1420356), (63, 1149812), (68, 1065267), (74, 978894), (84, 862359), (102, 710178), (111, 652596), (119, 608724), (126, 574906), (148, 489447), (153, 473452), (204, 355089), (222, 326298), (238, 304362), (252, 287453), (259, 279684), (306, 236726), (333, 217532), (357, 202908), (444, 163149), (457, 158508), (476, 152181), (518, 139842), (612, 118363), (629, 115164), (666, 108766), (714, 101454), (777, 93228), (914, 79254), (1036, 69921), (1071, 67636), (1258, 57582), (1332, 54383), (1371, 52836), (1428, 50727), (1554, 46614), (1828, 39627), (1887, 38388), (2142, 33818), (2331, 31076), (2516, 28791), (2742, 26418), (3108, 23307), (3199, 22644), (3774, 19194), (4113, 17612), (4284, 16909), (4403, 16452), (4662, 15538), (5484, 13209), (5661, 12796), (6398, 11322), (7548, 9597), (7769, 9324), (8226, 8806)]