80841960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 283046400

約数和(自身を除く): 202204440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 53, 57, 60, 72, 76, 90, 95, 106, 114, 120, 152, 159, 171, 180, 190, 212, 223, 228, 265, 285, 318, 342, 360, 380, 424, 446, 456, 477, 530, 570, 636, 669, 684, 760, 795, 855, 892, 954, 1007, 1060, 1115, 1140, 1272, 1338, 1368, 1590, 1710, 1784, 1908, 2007, 2014, 2120, 2230, 2280, 2385, 2676, 3021, 3180, 3345, 3420, 3816, 4014, 4028, 4237, 4460, 4770, 5035, 5352, 6042, 6360, 6690, 6840, 8028, 8056, 8474, 8920, 9063, 9540, 10035, 10070, 11819, 12084, 12711, 13380, 15105, 16056, 16948, 18126, 19080, 20070, 20140, 21185, 23638, 24168, 25422, 26760, 30210, 33896, 35457, 36252, 38133, 40140, 40280, 42370, 45315, 47276, 50844, 59095, 60420, 63555, 70914, 72504, 76266, 80280, 84740, 90630, 94552, 101688, 106371, 118190, 120840, 127110, 141828, 152532, 169480, 177285, 181260, 190665, 212742, 224561, 236380, 254220, 283656, 305064, 354570, 362520, 381330, 425484, 449122, 472760, 508440, 531855, 673683, 709140, 762660, 850968, 898244, 1063710, 1122805, 1347366, 1418280, 1525320, 1796488, 2021049, 2127420, 2245610, 2694732, 3368415, 4042098, 4254840, 4491220, 5389464, 6736830, 8084196, 8982440, 10105245, 13473660, 16168392, 20210490, 26947320, 40420980, 80841960]

約数ペア:

[(1, 80841960), (2, 40420980), (3, 26947320), (4, 20210490), (5, 16168392), (6, 13473660), (8, 10105245), (9, 8982440), (10, 8084196), (12, 6736830), (15, 5389464), (18, 4491220), (19, 4254840), (20, 4042098), (24, 3368415), (30, 2694732), (36, 2245610), (38, 2127420), (40, 2021049), (45, 1796488), (53, 1525320), (57, 1418280), (60, 1347366), (72, 1122805), (76, 1063710), (90, 898244), (95, 850968), (106, 762660), (114, 709140), (120, 673683), (152, 531855), (159, 508440), (171, 472760), (180, 449122), (190, 425484), (212, 381330), (223, 362520), (228, 354570), (265, 305064), (285, 283656), (318, 254220), (342, 236380), (360, 224561), (380, 212742), (424, 190665), (446, 181260), (456, 177285), (477, 169480), (530, 152532), (570, 141828), (636, 127110), (669, 120840), (684, 118190), (760, 106371), (795, 101688), (855, 94552), (892, 90630), (954, 84740), (1007, 80280), (1060, 76266), (1115, 72504), (1140, 70914), (1272, 63555), (1338, 60420), (1368, 59095), (1590, 50844), (1710, 47276), (1784, 45315), (1908, 42370), (2007, 40280), (2014, 40140), (2120, 38133), (2230, 36252), (2280, 35457), (2385, 33896), (2676, 30210), (3021, 26760), (3180, 25422), (3345, 24168), (3420, 23638), (3816, 21185), (4014, 20140), (4028, 20070), (4237, 19080), (4460, 18126), (4770, 16948), (5035, 16056), (5352, 15105), (6042, 13380), (6360, 12711), (6690, 12084), (6840, 11819), (8028, 10070), (8056, 10035), (8474, 9540), (8920, 9063)]