220149720

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:662

約数の個数: 192

約数和(自身を含む): 823680000

約数和(自身を除く): 603530280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 199, 210, 252, 280, 315, 360, 398, 420, 439, 504, 597, 630, 796, 840, 878, 995, 1194, 1260, 1317, 1393, 1592, 1756, 1791, 1990, 2195, 2388, 2520, 2634, 2786, 2985, 3073, 3512, 3582, 3951, 3980, 4179, 4390, 4776, 5268, 5572, 5970, 6146, 6585, 6965, 7164, 7902, 7960, 8358, 8780, 8955, 9219, 10536, 11144, 11940, 12292, 12537, 13170, 13930, 14328, 15365, 15804, 16716, 17560, 17910, 18438, 19755, 20895, 23880, 24584, 25074, 26340, 27657, 27860, 30730, 31608, 33432, 35820, 36876, 39510, 41790, 46095, 50148, 52680, 55314, 55720, 61460, 62685, 71640, 73752, 79020, 83580, 87361, 92190, 100296, 110628, 122920, 125370, 138285, 158040, 167160, 174722, 184380, 221256, 250740, 262083, 276570, 349444, 368760, 436805, 501480, 524166, 553140, 611527, 698888, 786249, 873610, 1048332, 1106280, 1223054, 1310415, 1572498, 1747220, 1834581, 2096664, 2446108, 2620830, 3057635, 3144996, 3494440, 3669162, 3931245, 4892216, 5241660, 5503743, 6115270, 6289992, 7338324, 7862490, 9172905, 10483320, 11007486, 12230540, 14676648, 15724980, 18345810, 22014972, 24461080, 27518715, 31449960, 36691620, 44029944, 55037430, 73383240, 110074860, 220149720]

約数ペア:

[(1, 220149720), (2, 110074860), (3, 73383240), (4, 55037430), (5, 44029944), (6, 36691620), (7, 31449960), (8, 27518715), (9, 24461080), (10, 22014972), (12, 18345810), (14, 15724980), (15, 14676648), (18, 12230540), (20, 11007486), (21, 10483320), (24, 9172905), (28, 7862490), (30, 7338324), (35, 6289992), (36, 6115270), (40, 5503743), (42, 5241660), (45, 4892216), (56, 3931245), (60, 3669162), (63, 3494440), (70, 3144996), (72, 3057635), (84, 2620830), (90, 2446108), (105, 2096664), (120, 1834581), (126, 1747220), (140, 1572498), (168, 1310415), (180, 1223054), (199, 1106280), (210, 1048332), (252, 873610), (280, 786249), (315, 698888), (360, 611527), (398, 553140), (420, 524166), (439, 501480), (504, 436805), (597, 368760), (630, 349444), (796, 276570), (840, 262083), (878, 250740), (995, 221256), (1194, 184380), (1260, 174722), (1317, 167160), (1393, 158040), (1592, 138285), (1756, 125370), (1791, 122920), (1990, 110628), (2195, 100296), (2388, 92190), (2520, 87361), (2634, 83580), (2786, 79020), (2985, 73752), (3073, 71640), (3512, 62685), (3582, 61460), (3951, 55720), (3980, 55314), (4179, 52680), (4390, 50148), (4776, 46095), (5268, 41790), (5572, 39510), (5970, 36876), (6146, 35820), (6585, 33432), (6965, 31608), (7164, 30730), (7902, 27860), (7960, 27657), (8358, 26340), (8780, 25074), (8955, 24584), (9219, 23880), (10536, 20895), (11144, 19755), (11940, 18438), (12292, 17910), (12537, 17560), (13170, 16716), (13930, 15804), (14328, 15365)]