72935870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 171417600

約数和(自身を除く): 98481730

約数列:

[1, 2, 5, 7, 10, 14, 19, 29, 31, 35, 38, 58, 61, 62, 70, 95, 122, 133, 145, 155, 190, 203, 217, 266, 290, 305, 310, 406, 427, 434, 551, 589, 610, 665, 854, 899, 1015, 1085, 1102, 1159, 1178, 1330, 1769, 1798, 1891, 2030, 2135, 2170, 2318, 2755, 2945, 3538, 3782, 3857, 4123, 4270, 4495, 5510, 5795, 5890, 6293, 7714, 8113, 8246, 8845, 8990, 9455, 11590, 12383, 12586, 13237, 16226, 17081, 17690, 18910, 19285, 20615, 24766, 26474, 31465, 33611, 34162, 35929, 38570, 40565, 41230, 54839, 61915, 62930, 66185, 67222, 71858, 81130, 85405, 109678, 119567, 123830, 132370, 168055, 170810, 179645, 235277, 239134, 251503, 274195, 336110, 359290, 383873, 470554, 503006, 548390, 597835, 767746, 1041941, 1176385, 1195670, 1257515, 1919365, 2083882, 2352770, 2515030, 3838730, 5209705, 7293587, 10419410, 14587174, 36467935, 72935870]

約数ペア:

[(1, 72935870), (2, 36467935), (5, 14587174), (7, 10419410), (10, 7293587), (14, 5209705), (19, 3838730), (29, 2515030), (31, 2352770), (35, 2083882), (38, 1919365), (58, 1257515), (61, 1195670), (62, 1176385), (70, 1041941), (95, 767746), (122, 597835), (133, 548390), (145, 503006), (155, 470554), (190, 383873), (203, 359290), (217, 336110), (266, 274195), (290, 251503), (305, 239134), (310, 235277), (406, 179645), (427, 170810), (434, 168055), (551, 132370), (589, 123830), (610, 119567), (665, 109678), (854, 85405), (899, 81130), (1015, 71858), (1085, 67222), (1102, 66185), (1159, 62930), (1178, 61915), (1330, 54839), (1769, 41230), (1798, 40565), (1891, 38570), (2030, 35929), (2135, 34162), (2170, 33611), (2318, 31465), (2755, 26474), (2945, 24766), (3538, 20615), (3782, 19285), (3857, 18910), (4123, 17690), (4270, 17081), (4495, 16226), (5510, 13237), (5795, 12586), (5890, 12383), (6293, 11590), (7714, 9455), (8113, 8990), (8246, 8845)]