72992920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1865

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 147638120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 20, 22, 26, 28, 35, 40, 44, 52, 55, 56, 65, 70, 77, 88, 91, 104, 110, 130, 140, 143, 154, 182, 220, 260, 280, 286, 308, 364, 385, 440, 455, 520, 572, 616, 715, 728, 770, 910, 1001, 1144, 1430, 1540, 1820, 1823, 2002, 2860, 3080, 3640, 3646, 4004, 5005, 5720, 7292, 8008, 9115, 10010, 12761, 14584, 18230, 20020, 20053, 23699, 25522, 36460, 40040, 40106, 47398, 51044, 63805, 72920, 80212, 94796, 100265, 102088, 118495, 127610, 140371, 160424, 165893, 189592, 200530, 236990, 255220, 260689, 280742, 331786, 401060, 473980, 510440, 521378, 561484, 663572, 701855, 802120, 829465, 947960, 1042756, 1122968, 1303445, 1327144, 1403710, 1658930, 1824823, 2085512, 2606890, 2807420, 3317860, 3649646, 5213780, 5614840, 6635720, 7299292, 9124115, 10427560, 14598584, 18248230, 36496460, 72992920]

約数ペア:

[(1, 72992920), (2, 36496460), (4, 18248230), (5, 14598584), (7, 10427560), (8, 9124115), (10, 7299292), (11, 6635720), (13, 5614840), (14, 5213780), (20, 3649646), (22, 3317860), (26, 2807420), (28, 2606890), (35, 2085512), (40, 1824823), (44, 1658930), (52, 1403710), (55, 1327144), (56, 1303445), (65, 1122968), (70, 1042756), (77, 947960), (88, 829465), (91, 802120), (104, 701855), (110, 663572), (130, 561484), (140, 521378), (143, 510440), (154, 473980), (182, 401060), (220, 331786), (260, 280742), (280, 260689), (286, 255220), (308, 236990), (364, 200530), (385, 189592), (440, 165893), (455, 160424), (520, 140371), (572, 127610), (616, 118495), (715, 102088), (728, 100265), (770, 94796), (910, 80212), (1001, 72920), (1144, 63805), (1430, 51044), (1540, 47398), (1820, 40106), (1823, 40040), (2002, 36460), (2860, 25522), (3080, 23699), (3640, 20053), (3646, 20020), (4004, 18230), (5005, 14584), (5720, 12761), (7292, 10010), (8008, 9115)]