89747070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 263208960

約数和(自身を除く): 173461890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 83, 95, 105, 114, 133, 166, 190, 210, 249, 266, 271, 285, 399, 415, 498, 542, 570, 581, 665, 798, 813, 830, 1162, 1245, 1330, 1355, 1577, 1626, 1743, 1897, 1995, 2490, 2710, 2905, 3154, 3486, 3794, 3990, 4065, 4731, 5149, 5691, 5810, 7885, 8130, 8715, 9462, 9485, 10298, 11039, 11382, 15447, 15770, 17430, 18970, 22078, 22493, 23655, 25745, 28455, 30894, 33117, 36043, 44986, 47310, 51490, 55195, 56910, 66234, 67479, 72086, 77235, 108129, 110390, 112465, 134958, 154470, 157451, 165585, 180215, 216258, 224930, 314902, 331170, 337395, 360430, 427367, 472353, 540645, 674790, 787255, 854734, 944706, 1081290, 1282101, 1574510, 2136835, 2361765, 2564202, 2991569, 4273670, 4723530, 5983138, 6410505, 8974707, 12821010, 14957845, 17949414, 29915690, 44873535, 89747070]

約数ペア:

[(1, 89747070), (2, 44873535), (3, 29915690), (5, 17949414), (6, 14957845), (7, 12821010), (10, 8974707), (14, 6410505), (15, 5983138), (19, 4723530), (21, 4273670), (30, 2991569), (35, 2564202), (38, 2361765), (42, 2136835), (57, 1574510), (70, 1282101), (83, 1081290), (95, 944706), (105, 854734), (114, 787255), (133, 674790), (166, 540645), (190, 472353), (210, 427367), (249, 360430), (266, 337395), (271, 331170), (285, 314902), (399, 224930), (415, 216258), (498, 180215), (542, 165585), (570, 157451), (581, 154470), (665, 134958), (798, 112465), (813, 110390), (830, 108129), (1162, 77235), (1245, 72086), (1330, 67479), (1355, 66234), (1577, 56910), (1626, 55195), (1743, 51490), (1897, 47310), (1995, 44986), (2490, 36043), (2710, 33117), (2905, 30894), (3154, 28455), (3486, 25745), (3794, 23655), (3990, 22493), (4065, 22078), (4731, 18970), (5149, 17430), (5691, 15770), (5810, 15447), (7885, 11382), (8130, 11039), (8715, 10298), (9462, 9485)]