87978360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{821}}^1$

素因数の和:901

約数の個数: 128

約数和(自身を含む): 284083200

約数和(自身を除く): 196104840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 47, 57, 60, 76, 94, 95, 114, 120, 141, 152, 188, 190, 228, 235, 282, 285, 376, 380, 456, 470, 564, 570, 705, 760, 821, 893, 940, 1128, 1140, 1410, 1642, 1786, 1880, 2280, 2463, 2679, 2820, 3284, 3572, 4105, 4465, 4926, 5358, 5640, 6568, 7144, 8210, 8930, 9852, 10716, 12315, 13395, 15599, 16420, 17860, 19704, 21432, 24630, 26790, 31198, 32840, 35720, 38587, 46797, 49260, 53580, 62396, 77174, 77995, 93594, 98520, 107160, 115761, 124792, 154348, 155990, 187188, 192935, 231522, 233985, 308696, 311980, 374376, 385870, 463044, 467970, 578805, 623960, 733153, 771740, 926088, 935940, 1157610, 1466306, 1543480, 1871880, 2199459, 2315220, 2932612, 3665765, 4398918, 4630440, 5865224, 7331530, 8797836, 10997295, 14663060, 17595672, 21994590, 29326120, 43989180, 87978360]

約数ペア:

[(1, 87978360), (2, 43989180), (3, 29326120), (4, 21994590), (5, 17595672), (6, 14663060), (8, 10997295), (10, 8797836), (12, 7331530), (15, 5865224), (19, 4630440), (20, 4398918), (24, 3665765), (30, 2932612), (38, 2315220), (40, 2199459), (47, 1871880), (57, 1543480), (60, 1466306), (76, 1157610), (94, 935940), (95, 926088), (114, 771740), (120, 733153), (141, 623960), (152, 578805), (188, 467970), (190, 463044), (228, 385870), (235, 374376), (282, 311980), (285, 308696), (376, 233985), (380, 231522), (456, 192935), (470, 187188), (564, 155990), (570, 154348), (705, 124792), (760, 115761), (821, 107160), (893, 98520), (940, 93594), (1128, 77995), (1140, 77174), (1410, 62396), (1642, 53580), (1786, 49260), (1880, 46797), (2280, 38587), (2463, 35720), (2679, 32840), (2820, 31198), (3284, 26790), (3572, 24630), (4105, 21432), (4465, 19704), (4926, 17860), (5358, 16420), (5640, 15599), (6568, 13395), (7144, 12315), (8210, 10716), (8930, 9852)]