2145479280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1277071}}^1$

素因数の和:1277094

約数の個数: 80

約数和(自身を含む): 7601132544

約数和(自身を除く): 5455653264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1277071, 2554142, 3831213, 5108284, 6385355, 7662426, 8939497, 10216568, 12770710, 15324852, 17878994, 19156065, 20433136, 25541420, 26818491, 30649704, 35757988, 38312130, 44697485, 51082840, 53636982, 61299408, 71515976, 76624260, 89394970, 102165680, 107273964, 134092455, 143031952, 153248520, 178789940, 214547928, 268184910, 306497040, 357579880, 429095856, 536369820, 715159760, 1072739640, 2145479280]

約数ペア:

[(1, 2145479280), (2, 1072739640), (3, 715159760), (4, 536369820), (5, 429095856), (6, 357579880), (7, 306497040), (8, 268184910), (10, 214547928), (12, 178789940), (14, 153248520), (15, 143031952), (16, 134092455), (20, 107273964), (21, 102165680), (24, 89394970), (28, 76624260), (30, 71515976), (35, 61299408), (40, 53636982), (42, 51082840), (48, 44697485), (56, 38312130), (60, 35757988), (70, 30649704), (80, 26818491), (84, 25541420), (105, 20433136), (112, 19156065), (120, 17878994), (140, 15324852), (168, 12770710), (210, 10216568), (240, 8939497), (280, 7662426), (336, 6385355), (420, 5108284), (560, 3831213), (840, 2554142), (1680, 1277071)]