163645404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 452551680

約数和(自身を除く): 288906276

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 137, 156, 169, 186, 228, 247, 274, 338, 372, 403, 411, 494, 507, 548, 589, 676, 741, 806, 822, 988, 1014, 1178, 1209, 1482, 1612, 1644, 1767, 1781, 2028, 2356, 2418, 2603, 2964, 3211, 3534, 3562, 4247, 4836, 5206, 5239, 5343, 6422, 7068, 7124, 7657, 7809, 8494, 9633, 10412, 10478, 10686, 12741, 12844, 15314, 15618, 15717, 16988, 19266, 20956, 21372, 22971, 23153, 25482, 30628, 31236, 31434, 33839, 38532, 45942, 46306, 50964, 55211, 62868, 67678, 69459, 80693, 91884, 92612, 99541, 101517, 110422, 135356, 138918, 161386, 165633, 199082, 203034, 220844, 242079, 277836, 298623, 322772, 331266, 398164, 406068, 439907, 484158, 597246, 662532, 717743, 879814, 968316, 1049009, 1194492, 1319721, 1435486, 1759628, 2098018, 2153229, 2639442, 2870972, 3147027, 4196036, 4306458, 5278884, 6294054, 8612916, 12588108, 13637117, 27274234, 40911351, 54548468, 81822702, 163645404]

約数ペア:

[(1, 163645404), (2, 81822702), (3, 54548468), (4, 40911351), (6, 27274234), (12, 13637117), (13, 12588108), (19, 8612916), (26, 6294054), (31, 5278884), (38, 4306458), (39, 4196036), (52, 3147027), (57, 2870972), (62, 2639442), (76, 2153229), (78, 2098018), (93, 1759628), (114, 1435486), (124, 1319721), (137, 1194492), (156, 1049009), (169, 968316), (186, 879814), (228, 717743), (247, 662532), (274, 597246), (338, 484158), (372, 439907), (403, 406068), (411, 398164), (494, 331266), (507, 322772), (548, 298623), (589, 277836), (676, 242079), (741, 220844), (806, 203034), (822, 199082), (988, 165633), (1014, 161386), (1178, 138918), (1209, 135356), (1482, 110422), (1612, 101517), (1644, 99541), (1767, 92612), (1781, 91884), (2028, 80693), (2356, 69459), (2418, 67678), (2603, 62868), (2964, 55211), (3211, 50964), (3534, 46306), (3562, 45942), (4247, 38532), (4836, 33839), (5206, 31434), (5239, 31236), (5343, 30628), (6422, 25482), (7068, 23153), (7124, 22971), (7657, 21372), (7809, 20956), (8494, 19266), (9633, 16988), (10412, 15717), (10478, 15618), (10686, 15314), (12741, 12844)]