18378318720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{63391}}^1$

素因数の和:63564

約数の個数: 128

約数和(自身を含む): 58969774080

約数和(自身を除く): 40591455360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 151, 160, 192, 240, 302, 320, 384, 453, 480, 604, 640, 755, 906, 960, 1208, 1510, 1812, 1920, 2265, 2416, 3020, 3624, 4530, 4832, 6040, 7248, 9060, 9664, 12080, 14496, 18120, 19328, 24160, 28992, 36240, 48320, 57984, 63391, 72480, 96640, 126782, 144960, 190173, 253564, 289920, 316955, 380346, 507128, 633910, 760692, 950865, 1014256, 1267820, 1521384, 1901730, 2028512, 2535640, 3042768, 3803460, 4057024, 5071280, 6085536, 7606920, 8114048, 9572041, 10142560, 12171072, 15213840, 19144082, 20285120, 24342144, 28716123, 30427680, 38288164, 40570240, 47860205, 57432246, 60855360, 76576328, 95720410, 114864492, 121710720, 143580615, 153152656, 191440820, 229728984, 287161230, 306305312, 382881640, 459457968, 574322460, 612610624, 765763280, 918915936, 1148644920, 1225221248, 1531526560, 1837831872, 2297289840, 3063053120, 3675663744, 4594579680, 6126106240, 9189159360, 18378318720]

約数ペア:

[(1, 18378318720), (2, 9189159360), (3, 6126106240), (4, 4594579680), (5, 3675663744), (6, 3063053120), (8, 2297289840), (10, 1837831872), (12, 1531526560), (15, 1225221248), (16, 1148644920), (20, 918915936), (24, 765763280), (30, 612610624), (32, 574322460), (40, 459457968), (48, 382881640), (60, 306305312), (64, 287161230), (80, 229728984), (96, 191440820), (120, 153152656), (128, 143580615), (151, 121710720), (160, 114864492), (192, 95720410), (240, 76576328), (302, 60855360), (320, 57432246), (384, 47860205), (453, 40570240), (480, 38288164), (604, 30427680), (640, 28716123), (755, 24342144), (906, 20285120), (960, 19144082), (1208, 15213840), (1510, 12171072), (1812, 10142560), (1920, 9572041), (2265, 8114048), (2416, 7606920), (3020, 6085536), (3624, 5071280), (4530, 4057024), (4832, 3803460), (6040, 3042768), (7248, 2535640), (9060, 2028512), (9664, 1901730), (12080, 1521384), (14496, 1267820), (18120, 1014256), (19328, 950865), (24160, 760692), (28992, 633910), (36240, 507128), (48320, 380346), (57984, 316955), (63391, 289920), (72480, 253564), (96640, 190173), (126782, 144960)]