77511720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4517}}^1$

素因数の和:4555

約数の個数: 128

約数和(自身を含む): 273248640

約数和(自身を除く): 195736920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4290, 4517, 5720, 8580, 9034, 13551, 17160, 18068, 22585, 27102, 36136, 45170, 49687, 54204, 58721, 67755, 90340, 99374, 108408, 117442, 135510, 149061, 176163, 180680, 198748, 234884, 248435, 271020, 293605, 298122, 352326, 397496, 469768, 496870, 542040, 587210, 596244, 645931, 704652, 745305, 880815, 993740, 1174420, 1192488, 1291862, 1409304, 1490610, 1761630, 1937793, 1987480, 2348840, 2583724, 2981220, 3229655, 3523260, 3875586, 5167448, 5962440, 6459310, 7046520, 7751172, 9688965, 12918620, 15502344, 19377930, 25837240, 38755860, 77511720]

約数ペア:

[(1, 77511720), (2, 38755860), (3, 25837240), (4, 19377930), (5, 15502344), (6, 12918620), (8, 9688965), (10, 7751172), (11, 7046520), (12, 6459310), (13, 5962440), (15, 5167448), (20, 3875586), (22, 3523260), (24, 3229655), (26, 2981220), (30, 2583724), (33, 2348840), (39, 1987480), (40, 1937793), (44, 1761630), (52, 1490610), (55, 1409304), (60, 1291862), (65, 1192488), (66, 1174420), (78, 993740), (88, 880815), (104, 745305), (110, 704652), (120, 645931), (130, 596244), (132, 587210), (143, 542040), (156, 496870), (165, 469768), (195, 397496), (220, 352326), (260, 298122), (264, 293605), (286, 271020), (312, 248435), (330, 234884), (390, 198748), (429, 180680), (440, 176163), (520, 149061), (572, 135510), (660, 117442), (715, 108408), (780, 99374), (858, 90340), (1144, 67755), (1320, 58721), (1430, 54204), (1560, 49687), (1716, 45170), (2145, 36136), (2860, 27102), (3432, 22585), (4290, 18068), (4517, 17160), (5720, 13551), (8580, 9034)]