65409240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1823}}^1$

素因数の和:1873

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 155221800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 1823, 2392, 2760, 2990, 3588, 3646, 4485, 5469, 5980, 7176, 7292, 8970, 9115, 10938, 11960, 14584, 17940, 18230, 21876, 23699, 27345, 35880, 36460, 41929, 43752, 47398, 54690, 71097, 72920, 83858, 94796, 109380, 118495, 125787, 142194, 167716, 189592, 209645, 218760, 236990, 251574, 284388, 335432, 355485, 419290, 473980, 503148, 545077, 568776, 628935, 710970, 838580, 947960, 1006296, 1090154, 1257870, 1421940, 1635231, 1677160, 2180308, 2515740, 2725385, 2843880, 3270462, 4360616, 5031480, 5450770, 6540924, 8176155, 10901540, 13081848, 16352310, 21803080, 32704620, 65409240]

約数ペア:

[(1, 65409240), (2, 32704620), (3, 21803080), (4, 16352310), (5, 13081848), (6, 10901540), (8, 8176155), (10, 6540924), (12, 5450770), (13, 5031480), (15, 4360616), (20, 3270462), (23, 2843880), (24, 2725385), (26, 2515740), (30, 2180308), (39, 1677160), (40, 1635231), (46, 1421940), (52, 1257870), (60, 1090154), (65, 1006296), (69, 947960), (78, 838580), (92, 710970), (104, 628935), (115, 568776), (120, 545077), (130, 503148), (138, 473980), (156, 419290), (184, 355485), (195, 335432), (230, 284388), (260, 251574), (276, 236990), (299, 218760), (312, 209645), (345, 189592), (390, 167716), (460, 142194), (520, 125787), (552, 118495), (598, 109380), (690, 94796), (780, 83858), (897, 72920), (920, 71097), (1196, 54690), (1380, 47398), (1495, 43752), (1560, 41929), (1794, 36460), (1823, 35880), (2392, 27345), (2760, 23699), (2990, 21876), (3588, 18230), (3646, 17940), (4485, 14584), (5469, 11960), (5980, 10938), (7176, 9115), (7292, 8970)]