279958980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{3853}}^1$

素因数の和:4045

約数の個数: 96

約数和(自身を含む): 901281024

約数和(自身を除く): 621322044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 173, 210, 346, 420, 519, 692, 865, 1038, 1211, 1730, 2076, 2422, 2595, 3460, 3633, 3853, 4844, 5190, 6055, 7266, 7706, 10380, 11559, 12110, 14532, 15412, 18165, 19265, 23118, 24220, 26971, 36330, 38530, 46236, 53942, 57795, 72660, 77060, 80913, 107884, 115590, 134855, 161826, 231180, 269710, 323652, 404565, 539420, 666569, 809130, 1333138, 1618260, 1999707, 2666276, 3332845, 3999414, 4665983, 6665690, 7998828, 9331966, 9998535, 13331380, 13997949, 18663932, 19997070, 23329915, 27995898, 39994140, 46659830, 55991796, 69989745, 93319660, 139979490, 279958980]

約数ペア:

[(1, 279958980), (2, 139979490), (3, 93319660), (4, 69989745), (5, 55991796), (6, 46659830), (7, 39994140), (10, 27995898), (12, 23329915), (14, 19997070), (15, 18663932), (20, 13997949), (21, 13331380), (28, 9998535), (30, 9331966), (35, 7998828), (42, 6665690), (60, 4665983), (70, 3999414), (84, 3332845), (105, 2666276), (140, 1999707), (173, 1618260), (210, 1333138), (346, 809130), (420, 666569), (519, 539420), (692, 404565), (865, 323652), (1038, 269710), (1211, 231180), (1730, 161826), (2076, 134855), (2422, 115590), (2595, 107884), (3460, 80913), (3633, 77060), (3853, 72660), (4844, 57795), (5190, 53942), (6055, 46236), (7266, 38530), (7706, 36330), (10380, 26971), (11559, 24220), (12110, 23118), (14532, 19265), (15412, 18165)]