420845820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{6257}}^1$

素因数の和:6347

約数の個数: 96

約数和(自身を含む): 1261612800

約数和(自身を除く): 840766980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 59, 60, 76, 95, 114, 118, 177, 190, 228, 236, 285, 295, 354, 380, 570, 590, 708, 885, 1121, 1140, 1180, 1770, 2242, 3363, 3540, 4484, 5605, 6257, 6726, 11210, 12514, 13452, 16815, 18771, 22420, 25028, 31285, 33630, 37542, 62570, 67260, 75084, 93855, 118883, 125140, 187710, 237766, 356649, 369163, 375420, 475532, 594415, 713298, 738326, 1107489, 1188830, 1426596, 1476652, 1783245, 1845815, 2214978, 2377660, 3566490, 3691630, 4429956, 5537445, 7014097, 7132980, 7383260, 11074890, 14028194, 21042291, 22149780, 28056388, 35070485, 42084582, 70140970, 84169164, 105211455, 140281940, 210422910, 420845820]

約数ペア:

[(1, 420845820), (2, 210422910), (3, 140281940), (4, 105211455), (5, 84169164), (6, 70140970), (10, 42084582), (12, 35070485), (15, 28056388), (19, 22149780), (20, 21042291), (30, 14028194), (38, 11074890), (57, 7383260), (59, 7132980), (60, 7014097), (76, 5537445), (95, 4429956), (114, 3691630), (118, 3566490), (177, 2377660), (190, 2214978), (228, 1845815), (236, 1783245), (285, 1476652), (295, 1426596), (354, 1188830), (380, 1107489), (570, 738326), (590, 713298), (708, 594415), (885, 475532), (1121, 375420), (1140, 369163), (1180, 356649), (1770, 237766), (2242, 187710), (3363, 125140), (3540, 118883), (4484, 93855), (5605, 75084), (6257, 67260), (6726, 62570), (11210, 37542), (12514, 33630), (13452, 31285), (16815, 25028), (18771, 22420)]