72028710

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20521}}^1$

素因数の和:20550

約数の個数: 64

約数和(自身を含む): 206861760

約数和(自身を除く): 134833050

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 90, 117, 130, 135, 195, 234, 270, 351, 390, 585, 702, 1170, 1755, 3510, 20521, 41042, 61563, 102605, 123126, 184689, 205210, 266773, 307815, 369378, 533546, 554067, 615630, 800319, 923445, 1108134, 1333865, 1600638, 1846890, 2400957, 2667730, 2770335, 4001595, 4801914, 5540670, 7202871, 8003190, 12004785, 14405742, 24009570, 36014355, 72028710]

約数ペア:

[(1, 72028710), (2, 36014355), (3, 24009570), (5, 14405742), (6, 12004785), (9, 8003190), (10, 7202871), (13, 5540670), (15, 4801914), (18, 4001595), (26, 2770335), (27, 2667730), (30, 2400957), (39, 1846890), (45, 1600638), (54, 1333865), (65, 1108134), (78, 923445), (90, 800319), (117, 615630), (130, 554067), (135, 533546), (195, 369378), (234, 307815), (270, 266773), (351, 205210), (390, 184689), (585, 123126), (702, 102605), (1170, 61563), (1755, 41042), (3510, 20521)]