201724720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6449}}^1$

素因数の和:6502

約数の個数: 80

約数和(自身を含む): 518270400

約数和(自身を除く): 316545680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 3128, 3910, 6256, 6449, 7820, 12898, 15640, 25796, 31280, 32245, 51592, 64490, 103184, 109633, 128980, 148327, 219266, 257960, 296654, 438532, 515920, 548165, 593308, 741635, 877064, 1096330, 1186616, 1483270, 1754128, 2192660, 2373232, 2521559, 2966540, 4385320, 5043118, 5933080, 8770640, 10086236, 11866160, 12607795, 20172472, 25215590, 40344944, 50431180, 100862360, 201724720]

約数ペア:

[(1, 201724720), (2, 100862360), (4, 50431180), (5, 40344944), (8, 25215590), (10, 20172472), (16, 12607795), (17, 11866160), (20, 10086236), (23, 8770640), (34, 5933080), (40, 5043118), (46, 4385320), (68, 2966540), (80, 2521559), (85, 2373232), (92, 2192660), (115, 1754128), (136, 1483270), (170, 1186616), (184, 1096330), (230, 877064), (272, 741635), (340, 593308), (368, 548165), (391, 515920), (460, 438532), (680, 296654), (782, 257960), (920, 219266), (1360, 148327), (1564, 128980), (1840, 109633), (1955, 103184), (3128, 64490), (3910, 51592), (6256, 32245), (6449, 31280), (7820, 25796), (12898, 15640)]