304725040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 160

約数和(自身を含む): 799948800

約数和(自身を除く): 495223760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 31, 38, 40, 58, 62, 76, 80, 95, 116, 124, 145, 152, 155, 190, 223, 232, 248, 290, 304, 310, 380, 446, 464, 496, 551, 580, 589, 620, 760, 892, 899, 1102, 1115, 1160, 1178, 1240, 1520, 1784, 1798, 2204, 2230, 2320, 2356, 2480, 2755, 2945, 3568, 3596, 4237, 4408, 4460, 4495, 4712, 5510, 5890, 6467, 6913, 7192, 8474, 8816, 8920, 8990, 9424, 11020, 11780, 12934, 13826, 14384, 16948, 17081, 17840, 17980, 21185, 22040, 23560, 25868, 27652, 32335, 33896, 34162, 34565, 35960, 42370, 44080, 47120, 51736, 55304, 64670, 67792, 68324, 69130, 71920, 84740, 85405, 103472, 110608, 122873, 129340, 131347, 136648, 138260, 169480, 170810, 200477, 245746, 258680, 262694, 273296, 276520, 338960, 341620, 400954, 491492, 517360, 525388, 553040, 614365, 656735, 683240, 801908, 982984, 1002385, 1050776, 1228730, 1313470, 1366480, 1603816, 1965968, 2004770, 2101552, 2457460, 2626940, 3207632, 3809063, 4009540, 4914920, 5253880, 7618126, 8019080, 9829840, 10507760, 15236252, 16038160, 19045315, 30472504, 38090630, 60945008, 76181260, 152362520, 304725040]

約数ペア:

[(1, 304725040), (2, 152362520), (4, 76181260), (5, 60945008), (8, 38090630), (10, 30472504), (16, 19045315), (19, 16038160), (20, 15236252), (29, 10507760), (31, 9829840), (38, 8019080), (40, 7618126), (58, 5253880), (62, 4914920), (76, 4009540), (80, 3809063), (95, 3207632), (116, 2626940), (124, 2457460), (145, 2101552), (152, 2004770), (155, 1965968), (190, 1603816), (223, 1366480), (232, 1313470), (248, 1228730), (290, 1050776), (304, 1002385), (310, 982984), (380, 801908), (446, 683240), (464, 656735), (496, 614365), (551, 553040), (580, 525388), (589, 517360), (620, 491492), (760, 400954), (892, 341620), (899, 338960), (1102, 276520), (1115, 273296), (1160, 262694), (1178, 258680), (1240, 245746), (1520, 200477), (1784, 170810), (1798, 169480), (2204, 138260), (2230, 136648), (2320, 131347), (2356, 129340), (2480, 122873), (2755, 110608), (2945, 103472), (3568, 85405), (3596, 84740), (4237, 71920), (4408, 69130), (4460, 68324), (4495, 67792), (4712, 64670), (5510, 55304), (5890, 51736), (6467, 47120), (6913, 44080), (7192, 42370), (8474, 35960), (8816, 34565), (8920, 34162), (8990, 33896), (9424, 32335), (11020, 27652), (11780, 25868), (12934, 23560), (13826, 22040), (14384, 21185), (16948, 17980), (17081, 17840)]