18287760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3313}}^1$

素因数の和:3352

約数の個数: 80

約数和(自身を含む): 59174784

約数和(自身を除く): 40887024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3313, 5520, 6626, 9939, 13252, 16565, 19878, 26504, 33130, 39756, 49695, 53008, 66260, 76199, 79512, 99390, 132520, 152398, 159024, 198780, 228597, 265040, 304796, 380995, 397560, 457194, 609592, 761990, 795120, 914388, 1142985, 1219184, 1523980, 1828776, 2285970, 3047960, 3657552, 4571940, 6095920, 9143880, 18287760]

約数ペア:

[(1, 18287760), (2, 9143880), (3, 6095920), (4, 4571940), (5, 3657552), (6, 3047960), (8, 2285970), (10, 1828776), (12, 1523980), (15, 1219184), (16, 1142985), (20, 914388), (23, 795120), (24, 761990), (30, 609592), (40, 457194), (46, 397560), (48, 380995), (60, 304796), (69, 265040), (80, 228597), (92, 198780), (115, 159024), (120, 152398), (138, 132520), (184, 99390), (230, 79512), (240, 76199), (276, 66260), (345, 53008), (368, 49695), (460, 39756), (552, 33130), (690, 26504), (920, 19878), (1104, 16565), (1380, 13252), (1840, 9939), (2760, 6626), (3313, 5520)]