40639410

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:528

約数の個数: 96

約数和(自身を含む): 121709952

約数和(自身を除く): 81070542

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 251, 257, 315, 502, 514, 630, 753, 771, 1255, 1285, 1506, 1542, 1757, 1799, 2259, 2313, 2510, 2570, 3514, 3598, 3765, 3855, 4518, 4626, 5271, 5397, 7530, 7710, 8785, 8995, 10542, 10794, 11295, 11565, 15813, 16191, 17570, 17990, 22590, 23130, 26355, 26985, 31626, 32382, 52710, 53970, 64507, 79065, 80955, 129014, 158130, 161910, 193521, 322535, 387042, 451549, 580563, 645070, 903098, 967605, 1161126, 1354647, 1935210, 2257745, 2709294, 2902815, 4063941, 4515490, 5805630, 6773235, 8127882, 13546470, 20319705, 40639410]

約数ペア:

[(1, 40639410), (2, 20319705), (3, 13546470), (5, 8127882), (6, 6773235), (7, 5805630), (9, 4515490), (10, 4063941), (14, 2902815), (15, 2709294), (18, 2257745), (21, 1935210), (30, 1354647), (35, 1161126), (42, 967605), (45, 903098), (63, 645070), (70, 580563), (90, 451549), (105, 387042), (126, 322535), (210, 193521), (251, 161910), (257, 158130), (315, 129014), (502, 80955), (514, 79065), (630, 64507), (753, 53970), (771, 52710), (1255, 32382), (1285, 31626), (1506, 26985), (1542, 26355), (1757, 23130), (1799, 22590), (2259, 17990), (2313, 17570), (2510, 16191), (2570, 15813), (3514, 11565), (3598, 11295), (3765, 10794), (3855, 10542), (4518, 8995), (4626, 8785), (5271, 7710), (5397, 7530)]