66840900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{4547}}^1$

素因数の和:4578

約数の個数: 108

約数和(自身を含む): 225016848

約数和(自身を除く): 158175948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 2100, 2450, 2940, 3675, 4547, 4900, 7350, 9094, 13641, 14700, 18188, 22735, 27282, 31829, 45470, 54564, 63658, 68205, 90940, 95487, 113675, 127316, 136410, 159145, 190974, 222803, 227350, 272820, 318290, 341025, 381948, 445606, 454700, 477435, 636580, 668409, 682050, 795725, 891212, 954870, 1114015, 1336818, 1364100, 1591450, 1909740, 2228030, 2387175, 2673636, 3182900, 3342045, 4456060, 4774350, 5570075, 6684090, 9548700, 11140150, 13368180, 16710225, 22280300, 33420450, 66840900]

約数ペア:

[(1, 66840900), (2, 33420450), (3, 22280300), (4, 16710225), (5, 13368180), (6, 11140150), (7, 9548700), (10, 6684090), (12, 5570075), (14, 4774350), (15, 4456060), (20, 3342045), (21, 3182900), (25, 2673636), (28, 2387175), (30, 2228030), (35, 1909740), (42, 1591450), (49, 1364100), (50, 1336818), (60, 1114015), (70, 954870), (75, 891212), (84, 795725), (98, 682050), (100, 668409), (105, 636580), (140, 477435), (147, 454700), (150, 445606), (175, 381948), (196, 341025), (210, 318290), (245, 272820), (294, 227350), (300, 222803), (350, 190974), (420, 159145), (490, 136410), (525, 127316), (588, 113675), (700, 95487), (735, 90940), (980, 68205), (1050, 63658), (1225, 54564), (1470, 45470), (2100, 31829), (2450, 27282), (2940, 22735), (3675, 18188), (4547, 14700), (4900, 13641), (7350, 9094)]