621727320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1723}}^1$

素因数の和:1865

約数の個数: 128

約数和(自身を含む): 1946327040

約数和(自身を除く): 1324599720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 97, 120, 124, 155, 186, 194, 248, 291, 310, 372, 388, 465, 485, 582, 620, 744, 776, 930, 970, 1164, 1240, 1455, 1723, 1860, 1940, 2328, 2910, 3007, 3446, 3720, 3880, 5169, 5820, 6014, 6892, 8615, 9021, 10338, 11640, 12028, 13784, 15035, 17230, 18042, 20676, 24056, 25845, 30070, 34460, 36084, 41352, 45105, 51690, 53413, 60140, 68920, 72168, 90210, 103380, 106826, 120280, 160239, 167131, 180420, 206760, 213652, 267065, 320478, 334262, 360840, 427304, 501393, 534130, 640956, 668524, 801195, 835655, 1002786, 1068260, 1281912, 1337048, 1602390, 1671310, 2005572, 2136520, 2506965, 3204780, 3342620, 4011144, 5013930, 5181061, 6409560, 6685240, 10027860, 10362122, 15543183, 20055720, 20724244, 25905305, 31086366, 41448488, 51810610, 62172732, 77715915, 103621220, 124345464, 155431830, 207242440, 310863660, 621727320]

約数ペア:

[(1, 621727320), (2, 310863660), (3, 207242440), (4, 155431830), (5, 124345464), (6, 103621220), (8, 77715915), (10, 62172732), (12, 51810610), (15, 41448488), (20, 31086366), (24, 25905305), (30, 20724244), (31, 20055720), (40, 15543183), (60, 10362122), (62, 10027860), (93, 6685240), (97, 6409560), (120, 5181061), (124, 5013930), (155, 4011144), (186, 3342620), (194, 3204780), (248, 2506965), (291, 2136520), (310, 2005572), (372, 1671310), (388, 1602390), (465, 1337048), (485, 1281912), (582, 1068260), (620, 1002786), (744, 835655), (776, 801195), (930, 668524), (970, 640956), (1164, 534130), (1240, 501393), (1455, 427304), (1723, 360840), (1860, 334262), (1940, 320478), (2328, 267065), (2910, 213652), (3007, 206760), (3446, 180420), (3720, 167131), (3880, 160239), (5169, 120280), (5820, 106826), (6014, 103380), (6892, 90210), (8615, 72168), (9021, 68920), (10338, 60140), (11640, 53413), (12028, 51690), (13784, 45105), (15035, 41352), (17230, 36084), (18042, 34460), (20676, 30070), (24056, 25845)]